AT SHAKISO"CRC" OF SECONDARY SCHOOLS PHYSICS MODEL EXAMMINATIONS IN 2024G.C
13. Which of the following is false about rotational motion?
A. The linear velocity is always tangent to the path of motion?
B. The angular velocity is in the same direction as the linear velocity.
C. The angular momentum is in the same direction as the angular velocity.
D. Inertia of an object is the measure of the resistance to any charge in the state of motion of an object
14. Which one of the following is the property of projectile motion?
A. Horizontally changing velocity
B. Vertically changing velocity
C. Acceleration in the horizontal direction
D. Acceleration changing its direction
15. Which of the following statements is not true about centripetal force and centripetal acceleration?
A. The centripetal acceleration of a body is due to a centripetal force acting on the body.
B. Centripetal force & centripetal acceleration are in the same direction as tangential velocity.
C. Centripetal force & centripetal acceleration are both proportional to the square of
tangential velocity.
D. Centripetal force & centripetal acceleration are perpendicular to tangential velocity.
16. The time taken by a projectile to reach its maximum height depends on:
A. the angle of projectile
B. the initial speed
C. the acceleration due to gravity
D. all of the above
Pag
17. A ball is kicked from a horizontal ground with an initial velocity of 40m/s that makes an angle of 37
bove the ground at the
end of 2sec is: