Question
Question: A block of mass 2 kg is sliding with a constant velocity of 8 m/s on a frictionless horizontal surfa...
A block of mass 2 kg is sliding with a constant velocity of 8 m/s on a frictionless horizontal surface. The force exerted on the horizontal surface is nearly –
A
20 N
B
10 N
C
40 N
D
16 N
Answer
20 N
Explanation
Solution
force = 2g = 20 N