AIPMT 2001 | Work, Energy and Power Question 53 | Physics

AIPMT 2001

MCQ (Single Correct Answer)

-1

A particle is projected making an angle of 45^o with horizontal having kinetic energy K. The kinetic energy at highest point will be

$${K \over {\sqrt 2 }}$$

$${K \over 2}$$

AIPMT 2001

MCQ (Single Correct Answer)

-1

Two springs A and B having spring constant K_A and K_B (K_A = 2K_B) are stretched by applying force of equal magnitude. If energy stored in spring A is E_A then energy stored in B will be

2E_A

E_A/4

E_A/2

4E_A

AIPMT 2001

MCQ (Single Correct Answer)

-1

A child is sitting on a swing. Its minimum and maximum heights from the ground 0.75 m and 2 m respectively, its maximum speed will be

10 m/s

5 m/s

8 m/s

15 m/s

AIPMT 2000

MCQ (Single Correct Answer)

-1

A mass of 1 kg is thrown up with a velocity of 100 m/s. After 5 seconds, it explodes into two parts. One part of mass 400 g comes down with a velocity 25 m/s. The velocity of other part is (Take g = 10 ms^$$-$$2)

40 m/s

50 m/s

100 m/s

60 m/s

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