1
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0

A voltmeter of resistance $$1000 \Omega .0 .5 \mathrm{~V} /$$ div is to be converted into a voltmeter to make it to read $$=1 \mathrm{~V} / \mathrm{div}$$. The value of high resistance to be connected in series with it is

A
$$6000 \Omega$$
B
$$5000 \Omega$$
C
$$4000 \Omega$$
D
$$1000 \Omega$$
2
COMEDK 2024 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

The resistance of a wire at room temperature $$20^{\circ} \mathrm{C}$$ is found to be $$10 \Omega$$. If resistance of the wire increases by $$10 \%$$, then the temperature of the wire will be (The temperature coefficient of the material of the wire is $$0.002 /{ }^{\circ} \mathrm{C}$$)

A
$$52^0 \mathrm{C}$$
B
$$22^0 \mathrm{C}$$
C
$$62^0 \mathrm{C}$$
D
$$72^0 \mathrm{C}$$
3
COMEDK 2024 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

The potential difference between the points $$\mathrm{P}$$ and $$\mathrm{Q}$$ of the arrangement shown in figure is

COMEDK 2024 Afternoon Shift Physics - Current Electricity Question 5 English

A
$$-9.3$$ V
B
42 V
C
$$-42$$ V
D
$$-3.9$$ V
4
COMEDK 2024 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

An electron starting from rest and moving with the velocity $$\mathrm{v}$$ through a potential difference $$\mathrm{V}$$ is shown by the graphs below. Identify the correct graph.

A
COMEDK 2024 Afternoon Shift Physics - Current Electricity Question 7 English Option 1
B
COMEDK 2024 Afternoon Shift Physics - Current Electricity Question 7 English Option 2
C
COMEDK 2024 Afternoon Shift Physics - Current Electricity Question 7 English Option 3
D
COMEDK 2024 Afternoon Shift Physics - Current Electricity Question 7 English Option 4
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