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ECAT Pre General Science Physics Chapter 16 Alternating Current Online Test
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Total Questions30
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Time Allowed30
ECAT Pre General Science Physics Chapter 16 Alternating Current Online Test
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Question # 1
For normal operation of transistor, the batteries
Question # 2
For the normal operation of the transistor, its
Question # 3
The phase angle of a series RLC circuit at resonance is
Question # 4
The value of the potential difference across the depletion region for the case of germanium is
Question # 5
Average value of A.C voltage during one cycle is
Question # 6
A diode characteristic curve is a plot between
Question # 7
The closed loop gain of the non-inverting amplifier is given by
Question # 8
When the p-n junction is forward biased its resistance is of the order of
Question # 9
In a transistor, if the central region is p-type then this type of transistor is known as
Question # 10
During each cycle, alternating voltage reaches a peak value
Question # 11
The phase at the positive peak of an A.C. cycle is:
Question # 12
If the value of C in a series RLC circuit is increased, the resonant frequency
Question # 13
Alternating current is produced by a voltage source which polarity:
Question # 14
Alternating current can be transmitted:
Question # 15
To design a resonant circuit of frequency 100 KHz with an inductor of inductance 5 mH, we need a capacitor of capacitance
Question # 16
At resonance, the impedance of RLC series circuit is
Question # 17
The device which allows only the flow of an A.C. through a circuit is
Question # 18
For a n-p-n transistor, the conventional current equation can be written as
Question # 19
Alternating current can induce voltage because it has a
Question # 20
In describing functions of digital systems, a closed switch will be shown as
Question # 21
A sinusoidally alternating voltage or current can be graphically represented by a:
Question # 22
During the positive half-cycle in the half-wave rectification,the diode
Question # 23
The entire wave form of sinusoidal voltage is actually a set of all the:
Question # 24
If we connected the ordinary DC ammeter to measure alternating current, it would measure its:
Question # 25
In half wave rectification
Question # 26
The total reactance of a series RLC circuit at resonance is
Question # 27
The impedance of RLC series resonance circuit at resonant frequency is
Question # 28
The length of rotating vector (on a certain scale) represents the:
Question # 29
When a transistor is used as a switch the circuit in which the current is to be switched OFF and ON, is connected between the
Question # 30
The input resistance of the OP-AMP is the resistance between the
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Biology Chapter 1 - Answers Mode
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Biology Chapter 1 MCQ - PDF
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Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.
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