Q. DIAC (Diode alternating current) switch has three terminals.

View solution

Q. TRIAC (Triode alternating current) is a bi-directional switching device.

View solution

Q. Which is an example of pressure switch?

View solution

Q. Which is an example of temperature switch?

View solution

Q. Which type of switch can be used as automatic switch to detect the level of water in a water tank and perform suitable switching action?

View solution

Q. Which type of switch can be used as automatic switch to detect the presence of object by its weight?

View solution

Q. A GTO (Gate turn off thyristor) switch is a unipolar device.

View solution

Q. DIAC (Diode alternating current) is a bi-directional switching device.

View solution

Q. Bipolar transistor can be used as a switch.

View solution

Q. Which switch can be used to rotate a DC motor in both clockwise and anti-clock wise direction?

View solution

Q. What is the full form of SPDT with respect to switches?

View solution

Q. Which type of coil is a solenoid?

View solution

Q. Iron is used in solenoids for ____

View solution

Q. The number of turns of the solenoid is inversely proportional to the magnetic field.

View solution

Q. What is the relation between the current and the magnetic field?

View solution

Q. What is the relation between the magnetic field and the number of turns of a solenoid?

View solution

Q. The magnetic field inside a solenoid is uniform.

View solution

Q. What is the direction of the magnetic field with respect to the current of a solenoid?

View solution

Q. Which among the following are not the applications of a solenoid?

View solution

Q. What is the formula for the turn density of a solenoid?

View solution