# Archives

## Which is the strongest force in nature?

The strongest force in nature is the strong nuclear force. It is also known as strong nuclear interaction and is the strongest compared to the... View Article

## The speed of the rain falling vertically is 25âˆš3m/sec. The speed at which the wind is blowing from the west to the east is 25m/s. Find the velocity of the rain experienced by the person standing on the ground.

The velocity of the rain, The velocity of the wind, The velocity experienced by the person standing on the ground = = 50m/s... View Article

## Explain the Importance of the Radial Magnetic Field in a Moving Coil Galvanometer

The radial magnetic field is applied to a moving coil galvanometer to produce a constant torque on the coil. It is applied to measure the... View Article

## What is the working principle of ballpoint pen?

The principle behind the working of a ball pen is surface tension and gravity. The ink gets spread over the ball due to surface tension. The flow... View Article

## What is the difference Between Metals, Insulators, and Semiconductors on the basis of their energy bands?

In metals, the conduction band is either partially filled or the valence band is partially empty. There are electrons that behave as free... View Article

## The Need for Spokes in Bicycle Wheels

Spokes are used in bicycle wheels because they increase the moment of inertia of the wheels. When the wheels experience any opposition in the... View Article

## The Good Absorbers of Heat are

Select the correct option for the statement: The good absorbers of heat are: (a) Poor emitters (b) Non-emitters (c) Good-emitters (d) Highly... View Article

## Use of Determining the Pitch of a Screw Gauge

The use of determining the pitch of a screw gauge is to find the least count. Pitch is defined as the ratio of the distance moved by the screw to... View Article

## Dimension of Magnetic Induction

The dimension of magnetic induction is [MT-2A-1]... View Article

## Energy is a Scalar Quantity. But in Magnets the Energy Flows in One Direction. How?

Energy is a scalar quantity because it does not have any direction. Also, the addition and subtraction of the energies are not possible using... View Article