SSC JE 2019-20 Technical Quiz 18

A helical spring is made up of a wire of diameter ‘d’ and have a coil diameter of ‘D’. The spring have ‘n’ no. of turns. The stiffness of the spring is ‘K’. if the diameter of wire is made double and no. of turns made half, then the stiffness of spring will become:

In HML analysis, the items are classified based on the _______.

The property of material to resist any elastic deformation is known as _______.

Proof Resilience is defined as _________.

The time constant of a thermocouple is ________.

In a two-dimensional flow, the component of the velocity along the X-axis is u = ax² + bxy + cy². If v = 0 at y = 0, what will be the velocity component in the Y-direction?

There is a 10 kg block of ice. It takes 10 N to keep it moving across the floor at constant speed. The kinetic coefficient of friction,  is

A diver of mass 100kg is standing at the tip of a spring board of negligible mass. The natural frequency of the spring board with the diver is 1.6Hz. What is the static deflection at the tip of the spring board when the diver is standing at the tip?