56) As inductance of a coil is doubled and frequency of the sinusoidal supply voltage is havled. What happens to the inductive reactance?

Becomes four times the original value

Becomes half the original value

Becomes one fourth the original value

Remains same

Answer is:

Remains same

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

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57) Which of the following statement is true for a double pole single throw switch?

Connects two wires to two positions

Enables the control of two circuits

Individual circuits can be controlled separately

All the above

Answer is:

Enables the control of two circuits

58) A Bistable Multivibrator has

no stable states

two stable states

one energy storage element

switches between two states automatically

Answer is:

two stable states

59) To initiate oscillation, the loop gain of the oscillator must be _____ unity

Less than

less than 0.5

Greater than

None of the above

Answer is:

Greater than

60) A filing tool is made of

Cast iron

Cast steel

Mild steel

Nickel steel

Answer is:

Cast steel

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

For more MCQ's Click Here

56) As inductance of a coil is doubled and frequency of the sinusoidal supply voltage is havled. What happens to the inductive reactance?

Remains same

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

Related ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key

57) Which of the following statement is true for a double pole single throw switch?

Enables the control of two circuits

58) A Bistable Multivibrator has

two stable states

59) To initiate oscillation, the loop gain of the oscillator must be _____ unity

Greater than

60) A filing tool is made of

Cast steel

ISRO Technician-B Electrician Question Paper - 2017 (Set - 1) with Answer Key