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10th Class General Science Unit 7 Chemical reactions and their Practical Applications English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Ammeter is always connected with a circuit in.
Choose an answer
parallal
Series
Both a and b
None of these
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Question # 2
Voltmeter is connected in.
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Parallel position
Series position
Both a and b
None of these
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Question # 3
In Ohm's law V =
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V/I
I
RI
R/I
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Question # 4
The SI unit of capacitance is:
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Farad
Ampere
Ohm
Newton
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Question # 5
According to ohm's law , current and potential difference are:
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Inversely proportional
Directly proportional
Equal
Non of the above
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Question # 6
The conductors having larges resistance are called:
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Fuses
Switches
Resistors
Capacitors
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Question # 7
The device used for turning a circuit ON or OFF is.
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Switch
Fuse
Circuit breaker
Earth wire
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Question # 8
Voltmeter is used to.
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Measure current
Measure potential difference
Measure voltage
Both a and b
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Question # 9
A device that decreases or increases the A.C voltage:
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Transformer
Ammeter
Voltmeter
Fuse
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Question # 10
A device which does not allow current to pass through it overt a certain limit:
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Switch
circuit breaker
Resistor
Fuse
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Question # 11
The working principle of transformer:
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Electromagnetic conduction
Electrostatic induction
Electric charge
Neutralization
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Question # 12
Multi-meter is also called.
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EVO
OVE
AVO
V0A
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Question # 13
The Si unit of current is:
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Ohm
Ampere
Kilowatt
Coulomb
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Question # 14
Resistance ' R" is equal to.
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I
V
V/I
I/V
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Question # 15
The unit of current in System International is.
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Ampere
Volt
Ohm
Newton
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