Laws of MotionHard
Question
A body of mass 2 Kg is hung on a spring balance mounted vertically in a lift. If the lift descends with an acceleration equal to the acceleration due to gravity g the reading of the spring balance will be
Options
A.2 Kg.
B.2 × .g Kg.
C.
Kg.
Kg.D.Zero
More Laws of Motion Questions
A 20 cm long string having a mass of 1.0 g, is fixed at both the ends. The tension in the string is 0.5 N. The string is...The static friction is :-...A jar containing water is placed in a train. The train accelerates from left to right. Which of the following shows the ...A boy of mass 40 kg is hanging from the horizontal branch of a tree. The tension in his arms is minimum when the angle b...A person of 72 Kg. Wt. is standing on a weighing machine in a lift. If the lift falls freely, what will be reading of we...