73.

74.

75.

76.

77.

78.

79.

80.

81.

82,

The energy in an inductor is :
(^) Electric field energy (0) Heat Energy
(C) Magnetic field energy (D) Light energy

For a decade counter at the 8 pulse the output is :
(ಗಿ) 0001 (8) 1001
(8 1000 (D) 1010

For a seven segment display if the input is 1001. The digit that will be displaved is :

(4) $ B) 9
© 3 0) 4
Counters can be used 107 ;
(A) Measurement of frequency (18) Measurement ല്‌ distance
(€) Measurement of speed (D) All of the above

The colour of bright spot on screen of CRO depends upon :
(4) Nature of signal (0) Speed of electron
(0) Coating materials inside the tube (D) Intensity of electron beam

The time base of an oscilloscope is developed by :

(^) Sine wave form (छ) Saw tooth wave form
(¢) Square waveform (1) Spike wave form
Audio frequency generators generates signals within frequency range :
(A) Between 20Hz to 20KHz (8) Above 20KHz
(C) Above 20MHz (D) Between 20KHz to 20MHz
The purpose of sync control on CRO is to :
(^) Focus the spot (B) Lock the display of signal
(©) Adjust the amplitude of display (D) Measure the vertical deflection
The National Institute of Rural Development (NIRD) was established in 1965 at :
(ಗಿ) लाप (B) Pune
(0 Chennai (D) Hyderabad
Panna Diamond mine is located in the state of :
(A) Madhya Pradesh (B) Orissa
(0) Bihar (D) Rajasthan

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