A. 9.8 newtons B. 10 newtons
C. 9.8 kg D. 9.8 newton meter
A. u = 19.6 m/s t = 2 s B. u = 9.8 m/s t = 2 s
C. u = 19.6 m/s t = 4 s D. u = 9.8 m/s t = 4 s
(a) Calculate the speed of the ball when it hits the ground.
(b) Calculate the time it takes to fall through this height. (g = 10 m/s2)Read More...
A. u/g B. u2/2g C. u2/g D. u/2g
A. Less than that on the earth
B. More than that on the earth
C. Same as that on the earthRead More...
A. 1/4 times B. 1/2 times C. 4 times D. 2 times
A. Depends on the value of g at the place of observation
B. Is used only when the earth is one of the two masses
C. Is the greatest on the surface of the earth
D. Is of the same value irrespective of the place of observationRead More...