Physics Objective Questions and Answers: Heat Thermal Expansion Mode of Transfer of Heat
Explore reliable objective questions for Heat Thermal Expansion Mode of Transfer of Heat tailored for NTSE SAT learners. Utilizing these Physics multiple-choice formats ensures thorough preparation and strengthens problem-solving speed for upcoming school assessments.
Download Heat Thermal Expansion Mode of Transfer of Heat MCQs with Answers
Access the complete set of multiple-choice questions for Heat Thermal Expansion Mode of Transfer of Heat below. This focused format allows students to isolate specific topics for thorough review and uninterrupted practice alongside official NTSE textbooks.
Question: The S.I. unit of linear (α), superficial (β) and cubical (γ)expansion coefficient are respectively :
- a) per 0C, per 0C2, per 0C3
- b) all are dimension less
- c) all has same unit of per 0C
- d) all has same unit of per K
Answer: all has same unit of per K
Question: A rod of steel at 100C has length of 10 cm. Find the change in length of rod if temperature rises up to
600C 
- a) 2 : 4 cm
- b) 12.5 cm
- c) 5.2 cm
- d) 7.5 cm
Answer: 2 : 4 cm
Question: A copper rod expands upto length of 15 cm, when temperature rises upto 2000C. If this rod is taken into cold room in which 50C temperature is maintained? The length of rod 50C will be (α cu= 0.0025/0C) :
- a) 10.15 cm
- b) 10.125 cm
- c) 10.25 cm
- d) 10.521 m
Answer: 10.125 cm
Question: The sprinkling of water reduces the temperature of a closed room because :
- a) Water is a bad conductor of heat
- b) Water has large latent heat of vaporization
- c) The temperature of water is less than that of room
- d) The specific heat of water is high
Answer: Water has large latent heat of vaporization
Question: The star at high temperature will appear :
- a) Yellow
- b) Red
- c) White
- d) Green
Answer: White
Question: A steel plate has a hole at center of it. When temperature of plate increases, then diameter of plate will :
- a) Increase
- b) Decrease
- c) Remains same
- d) Can’t say anything
Answer: Increase
Question: Relation between α, β and γ is :
- a)
- b)
- c)
- d)
Answer:
Question: In the above question (247), the length of rod at 600C will be :
- a) 2.4 cm
- b) 12.4 cm
- c) 5.2 cm
- d) 7.5 cm
Answer: 12.4 cm
Question: In the above question (247), the percentage change in length of steel rod will be :
- a) 24%
- b) 124%
- c) 100%
- d) 76%
Answer: 24%
Question: The star at high temperature will appear :
- a) Yellow
- b) Red
- c) White
- d) Green
Answer: White
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Multiple Choice Questions (MCQs) for NTSE SAT Physics Heat Thermal Expansion Mode of Transfer of Heat
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FAQs
You can get most exhaustive NTSE SAT Physics Heat Thermal Expansion Mode of Transfer of Heat MCQs for free on StudiesToday.com. These MCQs for NTSE SAT Physics are updated for the 2026-27 academic session as per NTSE examination standards.
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