Zero error is the example of:-

A line normal to the wave front indicating the direction of motion of wave is called a:-

SI unit of spring constant K is:-

Which one of the following is not a unit of length:

An application of Bernoulli's equation is found in:-

The K.E of two rotating bodies of moment of inertia 9kgm² and 1 kgm² are same. The ratio of their angular momenta are:-

One communication satellite covers a longitude of:-

At maximum height,  the vertical component of velocity becomes:-

When the  string vibrates in more and more loops, then the frequency:-

The law of conservation of mass gives us:-

Which drop will get maximum terminal velocity:-

If the volume of the cube is numerically equal to its surface area, then the volume of the cube is _____unit:-

The example of scalar product is:-

The mass of fuel consumed by a typical moving rocket to overcome earth's gravity is ______kg/s:-

For which position, blood pressure in the body have the smallest value:-

The SI unit of plane angle is:-

The direction of angular acceleration can be find by:-

The work done will be maximum, if the angle between force and displacement is:-

A light ray travelling from rare to denser medium suffer a phase change of:-

When a torque acting on a system is zero, which of the following will be constant:-

The weight of the body at the centre of earth is:-

1 calorie =_________:-

A gymnast sitting on stool with his arms out stretched lowers his arms:-

The ratio of total energy to rotational energy associated with hoop is :

Drag force is given by:-