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Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )

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Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Repost from N/a
Ohm's law is not applicable to ? semi-conductors ✅ D.C. circuits small resistors high currents

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Repost from N/a
A nichrome wire used as a heater coil has the resistance of 2 ?/m. For a heater of 1 kW at 200 V, the length of wire required will be ? 80 m ✅ 40 m 60 m 20 m

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Repost from N/a
Voltage dependent resistors are usually made from ? charcoal silicon carbide nichrome ✅ graphite

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Insulating materials have the function of ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Insulating materials have the function of ? preventing a short circuit between conducting wires ✅ preventing an open circuit between the voltage source and the load conducting very large currents storing very high currents

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
International ohm is defined in terms of the resistance of ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Repost from N/a
International ohm is defined in terms of the resistance of ? a column of mercury ✅ a cube of carbon a cube of copper the unit length of wire

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Resistance of a material always decreases if ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Heat in a conductor is produced on the passage of electric current due to ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
An electric filament bulb can be worked from ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
A substance whose molecules consist dissimilar atoms is called ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
An open resistor, when checked with an ohm-meter reads ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
A field of force can exist only between ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
The minimum charge on an ion is ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current ?
Anonymous voting

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Resistance of a material always decreases if ? temperature of material is decreased temperature of material is increased number of free electrons available become more ✅ none of the above is correct

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
Heat in a conductor is produced on the passage of electric current due to ? reactance capacitance impedance resistance ✅

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will ? decrease increase ✅ remain constant none of the above

Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
Electrical JE MCQs (UPPCl JE, SSC JE, PGCIL DIPLOMA TRAINEE,UPMRC JE, NHPC JE )
3 062
An open resistor, when checked with an ohm-meter reads ? zero infinite ✅ high but within tolerance low but not zero