Question 1
If the radius of curvature of a spherical convex mirror is 32 cm, what is its focal length?
Correct Answer:
16 cm
Question 2
A beam of light travels from vacuum into a glass slab with a refractive index of 1.5. If the speed of light in vacuum is 3 × 10^8 m/s, what is the speed of light in the glass?
Correct Answer:
2.0 × 10^8 m/s
Question 3
According to Ohm's Law, what is the correct mathematical relationship between potential difference (V), electric current (I), and resistance (R)?
Correct Answer:
V = I * R
Question 4
Three resistors of 2 Ω, 3 Ω, and 5 Ω are connected in series. What is the equivalent resistance of the combination?
Correct Answer:
10.0 Ω
Question 5
Three identical resistors, each of resistance 6 Ω, are connected in parallel. What is the equivalent resistance of this parallel combination?
Correct Answer:
2 Ω
Question 1
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Prepare with the CG PPT Practice Questions - Chhattisgarh Pre-Polytechnic Test Exam practice quiz. This question bank includes 100 questions covering formula, chemical, current, lens, and power. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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CG PPT Practice Questions - Chhattisgarh Pre-Polytechnic Test Exam

This practice set contains 100 questions from the matching question bank and focuses on formula, chemical, current, lens, and power. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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