64) While running a food mixer in the house ther is lot of interference in the radio and TV. The most likely reason is

Phase and neutral are interchanged in socket.

The capacitor across the brushes is open

The capacitor across the brush is short

There is short circuit in the field winding

Answer is:

The capacitor across the brushes is open

ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key

For more MCQ's Click Here

65) Which type of washing machine contains two tubs?

Ordinary without timer type

Ordinary with timer type

Semi-automatic

Automatic type

Answer is:

Semi-automatic

66) No load test is conducted in a transformer to find out

Total iron loss

Copper loss

Eddy current loss

Hysteresis loss

Answer is:

Total iron loss

67) Change in resistance per ohm per degree centigrade is called

Specific resistance

Laws of resistance

Mechanical equivalent of heat

Temperature coefficient of resistance

Answer is:

Temperature coefficient of resistance

68) A frequency of AC supply used in India for domestic purposes is

25 Hz

50 Hz

60 Hz

100 Hz

Answer is:

50 Hz

ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key

For more MCQ's Click Here

64) While running a food mixer in the house ther is lot of interference in the radio and TV. The most likely reason is

The capacitor across the brushes is open

ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key

Related ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key

65) Which type of washing machine contains two tubs?

Semi-automatic

66) No load test is conducted in a transformer to find out

Total iron loss

67) Change in resistance per ohm per degree centigrade is called

Temperature coefficient of resistance

68) A frequency of AC supply used in India for domestic purposes is

50 Hz

ISRO Technician-B Electrician Question Paper - 2016 (Set - 1) with Answer Key