1

VITEEE 2023

MCQ (Single Correct Answer)

+1

-0

A constant voltage is applied between the two ends of a uniform metallic wire, Some heat is developed in it. The heat developed is halved if

2

VITEEE 2021

MCQ (Single Correct Answer)

+1

-0

24 cells of emf $$1.5 \mathrm{~V}$$ each having internal resistance of $$1 \mathrm{~ohm}$$ are connected to an external resistance of $$1.5 \mathrm{~ohms}$$. To get maximum current

3

VITEEE 2021

MCQ (Single Correct Answer)

+1

-0

A silver wire of radius $$0.1 \mathrm{~cm}$$ carries a current of $$2 \mathrm{~A}$$. If the charge density in silver is $$5.86 \times 10^{28} \mathrm{~m}^{-3}$$, the drift velocity is

4

VITEEE 2021

MCQ (Single Correct Answer)

+1

-0

An electron revolves in a circle at the rate of $$10^{19}$$ rounds per second. The equivalent current is $$\left(e=1.6 \times 10^{-19} \mathrm{C}\right)$$

Questions Asked from Current Electricity (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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Optics

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