An object of mass 20kg slides down an inclined plane at an angle of 30^o to the horizontal. The coefficient of static friction is?
[g = 10ms^-2]

Similar Questions

The period of a simple pendulum X is 5s. What is the period of a simple pendulum Y which makes 50 vi...

A projectile is projected with an initial velocity u, at an angle θ to the horizontal. The maximum ...

Large astronomical telescopes always use ___________ as objective ...

An object of mass 100g projected vertically upwards from the ground level has a velocity of 20ms-1 a...

The density of a body is \(5\times10^3kgm{^-3}\) and it weighs 1N in air. Calculate the apparent wei...

Which of the following quantities is a vector? ...

The diagram above represents the stress-strain graph of a loaded wire. Which of these statements is ...

The mass on a loaded spiral spring oscillates vertically between two extreme positions P and R equid...

The energy stored in a spring of stiffness constant k = 2000\(Nm^{-1}\) when extended 4cm is...

Notes of the same frequency sounded on a guitar and trumpet may differ in I. loudness II. Pitch ...