Question #6417616Single Choice

Physics

Question

A smooth incline is 40cm long and its incline angle is 30°, and a 2 kg block slides down from the top. What is the time taken for the block to reach the bottom? (Take g = 10 m/s2)

Options

A
    0.2 s
B
    0.4 s
C
    0.8 s
D
    0.16 s

Answer & Analysis