AIPMT PRELIMS2011Physics-Kinematics
AIPMT PRELIMS 2011 Physics Free Fall MCQ Question
Type: MCQ-numerical-Easy-Class 11
A boy standing at the top of a tower of 20 m height drops a stone. Assuming g = 10 m/s², the velocity with which it hits the ground is
A
5.0 m/s
B
10.0 m/s
C
20.0 m/s
D
40.0 m/s
Correct Answer
Option C
Detailed Explanation
Using the equation v² = u² + 2gh, where u = 0, h = 20 m, and g = 10 m/s², we find v = 20 m/s.
Found an issue with this question?
Related Questions
More from 2011
A body is moving with velocity 30 m/s towards east. After 10 seconds its velocity becomes 40 m/s towards north. The average acceleration of the body i...
Motion in a PlanePhysics
Which one of the following enzymes carries on the initial step in the digestion of milk in humans?
Digestion and AbsorptionZoology
Which one of the following statements is correct with respect to kidney function regulation?
Excretion and OsmoregulationZoology