1

COMEDK 2024 Morning Shift

MCQ (Single Correct Answer)

+1

-0

The power of a gun which fires 120 bullet per minute with a velocity $$120 \mathrm{~ms}^{-1}$$ is : (given the mass of each bullet is $$100 \mathrm{~g}$$)

2

COMEDK 2023 Morning Shift

MCQ (Single Correct Answer)

+1

-0

A particle is projected at an angle $$30^{\circ}$$ with horizontal having kinetic energy $$K$$. The kinetic energy of the particle at highest point is.

3

COMEDK 2023 Morning Shift

MCQ (Single Correct Answer)

+1

-0

A long spring, when stretched by a distance $$x$$, has potential energy $$U$$. On increasing the stretching to $$n x$$, the potential energy of the spring will be

4

COMEDK 2023 Evening Shift

MCQ (Single Correct Answer)

+1

-0

If reaction is $$\mathrm{R}$$ and coefficient of friction is $$\mu$$, what is work done against friction in moving a body by distance $$\mathrm{d}$$ ?

Questions Asked from Work, Energy and Power (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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