Current Electricity — Physics

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Question 1
EasyJEE

Ohm′slawstatesV=IR.Theunitofresistanceis:Ohm's law states V = IR. The unit of resistance is:

A. Ohm
B. Volt
C. Ampere
D. Coulomb
Question 2
EasyJEE

The resistivity of a conductor depends on:

A. Material and temperature
B. Length and area
C. Current and voltage
D. All
Question 3
EasyJEE

The equivalent resistance of tworesistorsR1andR2inseriestwo resistors R₁ and R₂ in series is:

A. R1+R2R₁+R₂
B. R1R2/(R1+R2)R₁R₂/(R₁+R₂)
C. (R1+R2)/R1R2(R₁+R₂)/R₁R₂
D. R1+R2/R1R2R₁+R₂/R₁R₂

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