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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
The SI unit of capacitance is:
Choose an answer
Farad
Ampere
Ohm
Newton
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Question # 2
The instrument that measures current is called.
Choose an answer
Voltmeter
Circuit breaker
Ammeter
Switch
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Question # 3
The SI unit of resistance:
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Volt
Ampere
Ohm (Ω)
Farad
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Question # 4
Multi-meter is also called.
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EVO
OVE
AVO
V0A
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Question # 5
A device which does not allow current to pass through it overt a certain limit:
Choose an answer
Switch
circuit breaker
Resistor
Fuse
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Question # 6
The unit of current in System International is.
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Ampere
Volt
Ohm
Newton
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Question # 7
The energy produced by the breakdown of chemical bond between atoms:
Choose an answer
Light energy
chemical energy
electrical energy
kinetic energy
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Question # 8
Resistance ' R" is equal to.
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I
V
V/I
I/V
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Question # 9
In Ohm's law V =
Choose an answer
V/I
I
RI
R/I
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Question # 10
Galvanometer is used to.
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Detects the current
Measure the current
Measure the resistance
Measrue the voltage
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Question # 11
The working principle of transformer:
Choose an answer
Electromagnetic conduction
Electrostatic induction
Electric charge
Neutralization
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Question # 12
The conductors having larges resistance are called:
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Fuses
Switches
Resistors
Capacitors
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Question # 13
Which of the following is an neutral particle?
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Electron
Proton
Neutron
Alpha particle
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Question # 14
Which circuits carry currents to the lights heaters and other appliances:
Choose an answer
parallel circuits
series circuits
common circuits
All of the above
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Question # 15
Voltmeter is connected in.
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Parallel position
Series position
Both a and b
None of these
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Question # 16
Voltmeter is used to.
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Measure current
Measure potential difference
Measure voltage
Both a and b
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Question # 17
The constant in Ohm's law is.
Choose an answer
Current
Resistance
Potential difference
Charge
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Question # 18
The device use to store electric current:
Choose an answer
Fuse
Switch
Resistor
Capacitor
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