Question # 1

The amount of current that causes the loss of muscle control is:

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0.1A

0.015A

2A

1A

The converter of analogue to digital signal is:

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ADC

DAC

ATDC

None of these

Electric field lines were introduced by:

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Faraday

Newton

Coulomb

Joule

The digits used in electronics are:

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1

0

0 and 1

1 and 2

The amount of current that can be felt is:

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1A

0.1A

0.001 A

2A

The unit of electrical energy is:

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Joule

Watt

Volt

Electron volt(eV)

Value of ‘k’ depends upon:

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System of unit

Nature of medium

Both a and b

None of these

Capacitors are used to store:

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Current

Voltage

Charge

Resistance

Boolean expression for AND operation is:

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X = A̅

X = A + B

X = A . B

X = A̅B̅

Earth wire is connected to the:

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Power house

Transformer

Ground

Generator

The output of a NAND gate is 0 when

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Both of its inputs are 0

Both of its inputs are 1

any of its inputs is 0

any of its inputs is 1

The electrostatic force acting on two charges each of 1C separated by 1m is about:

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9X10⁹ N

9X10^-9 N

9X10⁸ N

9X10^-8 N

Which device is used to show the change in the value of current or electrical potential as a graph?

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Cathode ray tube

Electron gun

Oscilloscope

Transformer

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