Motion and Force

MM

Mashaal Masha

Oct 12, 2022

Choose the correct options for the following questions.

Ball thrown freely from a tower reaches ground in 4 s. The height of tower is about

Difficulty: Easy

A:

20 m

B:

40 m

C:

80 m

D:

160 m

A body of mass m = 3.513 kg is moving along the x axis with a speed of 5.00 $\rm{ms^{-1}}$. The magnitude

Difficulty: Easy

A:

13.56 $\rm{kg\,ms^{-1}}$

B:

14.57 $\rm{kg\,ms^{-1}}$

C:

17.6 $\rm{kg\,ms^{-1}}$

D:

18.565 $\rm{kg\,ms^{-1}}$

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