Which particle has no charge? MCQ with Answer and Explanation

Which particle has no charge?
A. Alpha particle
B. Neutron
C. Proton
D. Electron
Answer: Option B
Solution (By JKSSB Mock Tests)
Neutron is neutral (charge 0). Proton +e, electron -e. Alpha particle +2e. Neutron mass slightly more than proton. Discovered by Chadwick.

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Practice More Physics Questions

Question #1
The device used to view objects inside the body is
A. Microscope
B. Telescope
C. Endoscope
D. Periscope

Correct Answer: Option C


Explanation:
Endoscope uses optical fibres for internal examination.

This question belongs to: Science Physics
Question #2
The slope of a distance-time graph for a body at rest is
A. Positive
B. Negative
C. Zero
D. Infinity

Correct Answer: Option C


Explanation:
Horizontal line, slope zero.

This question belongs to: Science Physics
Question #3
A 10 Ω resistor is connected across a 5 V battery. The current flowing is
A. 50 A
B. 2 A
C. 0.5 A
D. 5 A

Correct Answer: Option C


Explanation:
I = V/R = 5/10 = 0.5 A. Ohm's law. Simple calculation. Power P = V×I = 2.5 W.

This question belongs to: Science Physics