During solidification of a pure molten metal, the grains in the casting near the mould wall are

A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve

A stepper motor having a sensitivity of 300 steps per revolution and running at 2400 rpm, then find the required pulse rate

The minimum value of anode current below which it must fall to completely turn-off the device is called as the

In hydrostatics which of the following statements is False

The following is not a conservative force

According to Kirchhoff’s voltage law, the algebraic sum of all IR drops and emf in any closed loop of a network is always

A man spinning in free space changes the shape of his body e.g. by spreading his arms or curling them up. By doing this, he can change his

Coefficient of friction depends upon

The product of either force of couple with the arm of the couple is called

Which of the following is a vector quantity?

Frictional force encountered after commencement of motion is called

Where voltage division problem arises

To avoid commutation failure

Where current division problem arises

When the temperature of a solid metal increase

During inelastic collision of two particles, which one of the following is conserved

The “Jominy Test” is used to find

Which of the following terminals does not belong to the MOSFET?

A car accelerates on a horizontal road due to the force exerted by

What is the difference of DC voltages in the adjoining Brushes?

The process of reheating the martensitic steel to reduce its brittleness without any significant loss in its hardness is

What is the effect of armature coils at points where brushes are located?

Source transformation technique is mainly based on __________ law.

The area under the curve of the gate characteristics of thyristor gives the