Dear Topper

@UCoILVsbaOzvMkcnH6MQCbHA - 7K subscribers

WE MAKE TOPPERS Dear Topper channel is for all toppers. You will learn like a topper and be like a topper from this channel. We provide high quality education. Dear Topper by Rohit Kumar channel is made specifically for Maths and Science for Class 9 and Class 10. We have made other channels also to help students of Class 6,7,8,11 and 12 We strictly follow CBSE guidelines and give quality content and quality education to our students. For Any Query/Feedback/Suggestion Email us at [email protected] or Whatsapp us at 9999122259

Home Videos Live Playlists

Compare the power at which each of the following is moving upwards
against the force of gravity

Compare the power at which each of the following is moving upwards against the force of gravity Dear Topper

9 views - 1 day ago

Establish the relationship between speed of sound, its wavelength and frequency. If velocity of

Establish the relationship between speed of sound, its wavelength and frequency. If velocity of Dear Topper

32 views - 2 weeks ago

A girl is sitting in the middle of a park of dimension 12 m x 12 m. On the left side of it, there

A girl is sitting in the middle of a park of dimension 12 m x 12 m. On the left side of it, there Dear Topper

28 views - 2 weeks ago

The given graph (Fig. 12.2) shows the displacement versus time relation for a disturbance travellin

The given graph (Fig. 12.2) shows the displacement versus time relation for a disturbance travellin Dear Topper

50 views - 3 weeks ago

In the curve (Fig. 12.1) half the wavelength is (a) AB (b) BD B D () DE C (d)AE

In the curve (Fig. 12.1) half the wavelength is (a) AB (b) BD B D () DE C (d)AE Dear Topper

65 views - 3 weeks ago

Class 10 Science CBSE Board Paper 2024 Set 3 (31/1/3) Complete Solution | Exam Analysis

Class 10 Science CBSE Board Paper 2024 Set 3 (31/1/3) Complete Solution | Exam Analysis Dear Topper

666 views - 4 weeks ago

A wire of resistance 3 ohm and 10 cm length is stretched to 30 cm length. Assuming that it has

A wire of resistance 3 ohm and 10 cm length is stretched to 30 cm length. Assuming that it has Dear Topper

573 views - 4 weeks ago

Before Science Board Exam… My Final Message ❤️ | Thank You Class 10 | CBSE 2026

Before Science Board Exam… My Final Message ❤️ | Thank You Class 10 | CBSE 2026 Dear Topper

459 views - 4 weeks ago

CBSE Class 10 Science Board Exam 2024 | Set 2 (31/1/2) Full Paper Solution 🔥 | Complete Analysis

CBSE Class 10 Science Board Exam 2024 | Set 2 (31/1/2) Full Paper Solution 🔥 | Complete Analysis Dear Topper

456 views - 4 weeks ago

A wire of resistance 8 ohm is bent to form a circle. What is the effective resistance between the

A wire of resistance 8 ohm is bent to form a circle. What is the effective resistance between the Dear Topper

1.6K views - 4 weeks ago

Class 10 Science BOARD EXAM 2026 😱 Secret Strategy to Score 90+ | Master Plan Revealed

Class 10 Science BOARD EXAM 2026 😱 Secret Strategy to Score 90+ | Master Plan Revealed Dear Topper

622 views - 4 weeks ago

SOUND NCERT Exemplar Solutions | Class 9 Science | Most Important questions

SOUND NCERT Exemplar Solutions | Class 9 Science | Most Important questions Dear Topper

410 views - 4 weeks ago

A compound X is a white powder commonly used in whitewashing. When water isadded to x it reacts

A compound X is a white powder commonly used in whitewashing. When water isadded to x it reacts Dear Topper

257 views - 4 weeks ago

Last Minute Tips for First Board Exam 2026 🔥 | Score High Marks | All The Best Students

Last Minute Tips for First Board Exam 2026 🔥 | Score High Marks | All The Best Students Dear Topper

417 views - 4 weeks ago

A concave lens has focal length of 15 cm. At what distance should the object from the lens be

A concave lens has focal length of 15 cm. At what distance should the object from the lens be Dear Topper

285 views - 4 weeks ago

Consider the following electrical circuit diagram in which nine identical resistors of 3 ohm each

Consider the following electrical circuit diagram in which nine identical resistors of 3 ohm each Dear Topper

920 views - 4 weeks ago

Three bulbs are connected as shown in the diagram. A current of 1 A flows through the 5 ohm resistor

Three bulbs are connected as shown in the diagram. A current of 1 A flows through the 5 ohm resistor Dear Topper

424 views - 4 weeks ago

If a cot θ + b cosec θ = p and b cot θ - cosec θ = q, then p2 - q2

If a cot θ + b cosec θ = p and b cot θ - cosec θ = q, then p2 - q2 Dear Topper

1.1K views - 1 month ago

During a military surveillance mission near the Russia–Ukraine border, two Ukrainian drones D1 and

During a military surveillance mission near the Russia–Ukraine border, two Ukrainian drones D1 and Dear Topper

400 views - 1 month ago

Calculate the total cost of running the following electrical devices in the month of September, if

Calculate the total cost of running the following electrical devices in the month of September, if Dear Topper

371 views - 1 month ago

A right circular cone has a certain volume of water. Shown below is the cone in two orientations

A right circular cone has a certain volume of water. Shown below is the cone in two orientations Dear Topper

876 views - 1 month ago

Solve the following system of linear equations:(a - b) * x + (a + b) * y = a ^ 2 - 2ab - b

Solve the following system of linear equations:(a - b) * x + (a + b) * y = a ^ 2 - 2ab - b Dear Topper

656 views - 1 month ago

1/a + b + x = 1/a + 1/b + 1/x by quadratic formula

1/a + b + x = 1/a + 1/b + 1/x by quadratic formula Dear Topper

957 views - 1 month ago

In the above circuit, if the current reading in the ammeter A is 2A, what would be the value of R

In the above circuit, if the current reading in the ammeter A is 2A, what would be the value of R Dear Topper

852 views - 1 month ago

Prime factorisation of three numbers A, B and C is given below:A = (2^r x 3^p x 5^q)B = (2^p x 3^r

Prime factorisation of three numbers A, B and C is given below:A = (2^r x 3^p x 5^q)B = (2^p x 3^r Dear Topper

1.1K views - 1 month ago

A cylindrical wire of original resistance Ro, has its diameter tripled while its length remains

A cylindrical wire of original resistance Ro, has its diameter tripled while its length remains Dear Topper

228 views - 1 month ago

If cosec theta = x + 1/4x prove that cosec theta + cot theta = 2x or 1/2x

If cosec theta = x + 1/4x prove that cosec theta + cot theta = 2x or 1/2x Dear Topper

2.6K views - 1 month ago

9x ^ 2 - 9(a + b) * x + (2a ^ 2 + 5ab + 2b ^ 2) = 0 | PYQ Important Questions | Quadratic Equations

9x ^ 2 - 9(a + b) * x + (2a ^ 2 + 5ab + 2b ^ 2) = 0 | PYQ Important Questions | Quadratic Equations Dear Topper

628 views - 1 month ago

Human Eye and the Colourful World NCERT Exemplar Solutions | Class 10 Science | Most Important

Human Eye and the Colourful World NCERT Exemplar Solutions | Class 10 Science | Most Important Dear Topper

2K views - 1 month ago

Solve : 4x ^ 2 - 2(a ^ 2 + b ^ 2) * x + a ^ 2 * b ^ 2 = 0 | Quadratic equations Class 10 Maths

Solve : 4x ^ 2 - 2(a ^ 2 + b ^ 2) * x + a ^ 2 * b ^ 2 = 0 | Quadratic equations Class 10 Maths Dear Topper

408 views - 1 month ago

For a current in a long straight solenoid N and S poles are created at the two ends. Among the

For a current in a long straight solenoid N and S poles are created at the two ends. Among the Dear Topper

175 views - 1 month ago

A uniform magnetic field exists in the plane of paper pointing from left to right as shown

A uniform magnetic field exists in the plane of paper pointing from left to right as shown Dear Topper

469 views - 1 month ago

A circular loop placed in a plane perpendicular to the plane of paper carries a current when the

A circular loop placed in a plane perpendicular to the plane of paper carries a current when the Dear Topper

653 views - 1 month ago

Heredity NCERT Exemplar Solutions | Class 10 Science | Most Important Questions

Heredity NCERT Exemplar Solutions | Class 10 Science | Most Important Questions Dear Topper

3K views - 1 month ago

Complete Board Exam Strategy 2026 | Daily Study Plan & Motivation

Complete Board Exam Strategy 2026 | Daily Study Plan & Motivation Dear Topper

515 views - 1 month ago

Find the smallest number which is divisible by both 306 and 657.

Find the smallest number which is divisible by both 306 and 657. Dear Topper

531 views - 1 month ago

If the zeroes of the quadratic polynomial x ^ 2 + (a + 1) * x + b are 2 and – 3, then find the

If the zeroes of the quadratic polynomial x ^ 2 + (a + 1) * x + b are 2 and – 3, then find the Dear Topper

1.7K views - 1 month ago

Our Environment NCERT Exemplar Solutions | Class 10 Science | Most Important Questions

Our Environment NCERT Exemplar Solutions | Class 10 Science | Most Important Questions Dear Topper

1.6K views - 3 months ago

Find the radius of the circle with centre at origin, if line I given by x + y = 5 is tangent to the

Find the radius of the circle with centre at origin, if line I given by x + y = 5 is tangent to the Dear Topper

2.8K views - 3 months ago

If sin x =7/25 where x is an acute angle, then find the value of , , sinx. cosx (tanx + cotx).

If sin x =7/25 where x is an acute angle, then find the value of , , sinx. cosx (tanx + cotx). Dear Topper

1.6K views - 3 months ago

Show that root2-root5 is an irrational number.

Show that root2-root5 is an irrational number. Dear Topper

7.5K views - 3 months ago

The frequency distribution table of agriculture holdings in a village is given below:Area of land

The frequency distribution table of agriculture holdings in a village is given below:Area of land Dear Topper

1.4K views - 3 months ago

Work and Energy NCERT Exemplar Solutions | Class 9 Science | Most Important questions

Work and Energy NCERT Exemplar Solutions | Class 9 Science | Most Important questions Dear Topper

1.4K views - 3 months ago

If the mean of the following distribution is 54, find the value of p. | Statistics class 10

If the mean of the following distribution is 54, find the value of p. | Statistics class 10 Dear Topper

1.6K views - 3 months ago

Solve for x and y, graphically: 2𝒙 + 𝒚 = 6; 𝒙 + 𝒚 = 5 | Linear equation in two variables class 10

Solve for x and y, graphically: 2𝒙 + 𝒚 = 6; 𝒙 + 𝒚 = 5 | Linear equation in two variables class 10 Dear Topper

1.1K views - 3 months ago

A quadrilateral ABCD is drawn to circumscribe a circle, as shown in the given figure.

A quadrilateral ABCD is drawn to circumscribe a circle, as shown in the given figure. Dear Topper

1.9K views - 3 months ago

Chemical Reactions and Equations NCERT Exemplar Solutions | Class 10 Science | Most Important

Chemical Reactions and Equations NCERT Exemplar Solutions | Class 10 Science | Most Important Dear Topper

3.6K views - 3 months ago

Show that parallelogram circumscribing a circle is a rhombus.

Show that parallelogram circumscribing a circle is a rhombus. Dear Topper

448 views - 3 months ago

On a particular day, 50000 people attended a Cricket Test Match between India and Australia in Sydne

On a particular day, 50000 people attended a Cricket Test Match between India and Australia in Sydne Dear Topper

1.4K views - 3 months ago

A 2-digit number is 6 times the sum of its digits. The number formed by reversing the digits is 9

A 2-digit number is 6 times the sum of its digits. The number formed by reversing the digits is 9 Dear Topper

842 views - 3 months ago

Nomenclature of Carbon Compounds | Class 10 Science CBSE | IUPAC Naming Rules

Nomenclature of Carbon Compounds | Class 10 Science CBSE | IUPAC Naming Rules Dear Topper

362 views - 3 months ago

Acids, Bases and Salts NCERT Exemplar Solutions | Class 10 Science | Most Important Questions

Acids, Bases and Salts NCERT Exemplar Solutions | Class 10 Science | Most Important Questions Dear Topper

2.6K views - 3 months ago

Under what conditions permanent electromagnet is obtained if a
current carrying solenoid is used

Under what conditions permanent electromagnet is obtained if a current carrying solenoid is used Dear Topper

230 views - 3 months ago

What does the divergence of magnetic field lines near the ends of
a current carrying straight soleno

What does the divergence of magnetic field lines near the ends of a current carrying straight soleno Dear Topper

208 views - 3 months ago

A magnetic compass shows a deflection when placed near a current carrying wire. How will the deflect

A magnetic compass shows a deflection when placed near a current carrying wire. How will the deflect Dear Topper

224 views - 3 months ago

Meena draws magnetic field lines of field close to the axis of a current carrying circular loop. As

Meena draws magnetic field lines of field close to the axis of a current carrying circular loop. As Dear Topper

362 views - 3 months ago

A magnetic compass needle is placed in the plane of paper near point A as shown in Figure 13.6. In w

A magnetic compass needle is placed in the plane of paper near point A as shown in Figure 13.6. In w Dear Topper

1.5K views - 3 months ago

What does the direction of thumb indicate in the right-hand thumb
rule. In what way this rule is dif

What does the direction of thumb indicate in the right-hand thumb rule. In what way this rule is dif Dear Topper

67 views - 3 months ago

It is established that an electric current through a metallic
conductor produces a magnetic field ar

It is established that an electric current through a metallic conductor produces a magnetic field ar Dear Topper

124 views - 3 months ago

What is the difference between a direct current and an alternating
current? How many times does AC u

What is the difference between a direct current and an alternating current? How many times does AC u Dear Topper

67 views - 3 months ago