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Energy Questions

Practice 17 Energy questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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17
Total Questions
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4
Easy
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10
Medium
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3
Hard
Practice by Exam:Physics(10)Chemistry(1)Environmental Science(1)Economic Geography of India(1)General Science(1)General Studies(1)PHYSICS(1)Geography & Environment(1)

About Energy — practice questions, PYQs & concepts

Energy is a frequently-tested topic on Physics, Chemistry, Environmental Science. ExamTest.live currently lists 17 Energy questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Energy weight in competitive exams

Across our Energy question bank, the largest sources are Physics (10), Chemistry (1), Environmental Science (1), Economic Geography of India (1) and General Science (1). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Energy questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Energy Questions(1–17 of 17)

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Q1easymcqPhysicsAIEEE 20042026
50% accuracy
The total energy of a particle executing simple harmonic motion is:
Q2mediummcqGeneral StudiesWBCS Prelims 20152026
100% accuracy
The most superior industrial coal of West Bengal is of
Q3mediummcqGeneral ScienceSSC CGL2026
0% accuracy
______ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system.
Q4mediummcqPhysicsAIEEE 20072026
0% accuracy
A particle of mass executes simple harmonic motion with amplitude and frequency . The average kinetic energy during its motion from the position of equilibrium to the end (one-quarter cycle) is:
Q5easymcqPhysicsAIEEE 20032026
A body executes simple harmonic motion. The potential energy (P.E.), the kinetic energy (K.E.) and total energy (T.E.) are measured as function of displacement . Which of the following statement is true?
Q6mediummcqEconomic Geography of IndiaWBCS Main Examination2026
Indian coal is mostly:
Q7mediummcqEnvironmental ScienceEnvironmental Studies2026
Which of the following is not a biofuel?
Q8mediummcqGeography & EnvironmentGeneral Awareness Practice Set2026
Which fossil fuel is primarily used for electricity generation?
Q9mediummcqPhysicsAIEEE 20122026
The mass of a spaceship is . It is to be launched from the earth's surface out into free space. The value of ' ' and ' ' (radius of earth) are and respectively. The required energy for this work will be:
Q10mediummcqPhysicsAIEEE 20032026
A wire suspended vertically from one of its ends stretched by attaching weight of to the lower end. The weight stretches the wire by . Then the elastic energy stored in the wire is:
Q11hardmcqPhysicsNEET 20222026
A capacitor of capacitance is charged fully by battery. Then the battery is disconnected and the capacitor is connected to another uncharged capacitor of capacitance . The electrostatic energy stored by the system is:
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Q12easymcqPhysicsNEET 20222026
The energy that will be ideally radiated by a transmitter in is:
Q13mediummcqPhysicsNEET 20212026
A body is executing simple harmonic motion with frequency , the frequency of its potential energy is:
Q14hardmcqPHYSICSNEET 20192026
A particle of mass at rest suddenly breaks on its own into three fragments. Two fragments of mass each move along mutually perpendicular directions with speed each. The energy released during the process is:
Q15mediummcqPhysicsPhysics
100% accuracy
A vertical spring with force constant is fixed on a table. A ball of mass at a height above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a distance . The net work done in the process is:
Q16easymcqChemistryChemistry
Calculate the energy in joule corresponding to light of wavelength : (Planck constant , speed of light )
Q17hardmcqPhysicsPhysics
A series combination of capacitors, each of value , is charged by a source of potential difference . When another parallel combination of capacitors, each of value , is charged by a source of potential difference , it has the same (total) energy stored in it, as the first combination has. The value of , in terms of , is then:

Frequently Asked Questions

How many Energy questions are on ExamTest.live?▼
We have 17 Energy questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Energy MCQs free?▼
Yes. All Energy questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Energy questions?▼
Energy questions are commonly asked in Physics, Chemistry, Environmental Science, Economic Geography of India, General Science. You can filter by exam using the links above.
How do I practice Energy questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.