Electricity [NSO Level 1- Science Olympiad (SOF) Class 10]: Questions 1 - 7 of 91
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Question 1
Question MCQ▾
The potential difference across resistor in following circuit is,
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 2
Question MCQ▾
Four resistors of each are joined end to end to form a square, shown in following figure.
The effective resistance between point and point is,
Choices
Choice (4) | Response | |
---|---|---|
a. | 5 | |
b. | ||
c. | ||
d. | 20 |
Question 3
Question MCQ▾
Two resistors of same resistance are connected in parallel. A battery of is connected with this combination of resistors. The current passing through the circuit is:
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 4
Question MCQ▾
A wire of length and radius , has resistance at . The resistivity of the metal of wire at temperature is:
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |
Question 5
Question MCQ▾
Observe the following circuit.
If length of the wire is , then what is the reading on the voltmeter when the jockey is at point ?
Choices
Choice (4) | Response | |
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a. | ||
b. | ||
c. | ||
d. |