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89 questions
11
Electric current
Moderate
+1.0
-0.25
The total resistance of a circuit having two parallel resistors is 1.403 kilo-ohm. If one of the resistors is 2.0 kilo-ohm, then the other resistor will be
12
Electric current
Moderate
+1.0
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Of the two bulbs in a house, one glows brighter than the other. In this context which of the following statements is correct ?
13
Electric current
Moderate
+1.0
-0.25
Of the two bulbs in a house, one glows brighter than the other. Which of the two has a larger resistance ?
14
Electric current
Moderate
+1.0
-0.25
How two identical bulbs should be connected to get maximum light?
15
Electric current
Moderate
+1.0
-0.25
A voltage of 15 volt is applied across a colour coded carbon resistor with first, second and third rings of brown, green and black colours. What is the current flowing through the resistor?
16
Electric current
Moderate
+1.0
-0.25
A dynamo which is said to generate electricity actually acts as a :
17
Electric current
Moderate
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‘Dynamo’ is a device, which converts :
18
Electric current
Moderate
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Dynamo is a machine which is used for –
19
Electric current
Moderate
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Turbines and Dynamos are used to convert which energy to electrical energy?
20
Electric current
Moderate
+1.0
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When electrical energy is converted into motion