EASY
10th CBSE
IMPORTANT
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Three identical resistors are connected in parallel with a battery. If the current in each resistor is 2 A that in the battery will be A.

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Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 1
Write the unit of electric potential.
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 2
Define the potential at a point.
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 3
Define the potential difference between two points.
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 4
A dry cell usually has a small cap at one end and a flat surface at the other end. Which of the two is at a higher potential?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 5
Name the instruments used to measure electric current and potential difference respectively. Which of these is connected in series and which is connected in parallel in a circuit?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 6
What is the shape of the graph between V and I, where V is the potential difference between the ends of a wire and I is the current in it?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 7
Consider the units volt, ohm and ampere. One of them is the same as the product of the other two. Which one is this?
EASY
10th CBSE
IMPORTANT
Foundation Science Physics for Class 10>Chapter 4 - Electricity>EXERCISES>Q 8
Name three electrical appliances in which the heating effect of electric current is used.