Work, Energy, and Power MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Master Work, Energy, and Power with Advanced Online Resources
Elevate your grasp of Work, Energy, and Power with specialized online physics exams designed to enhance your preparation. These resources offer a thorough review of basic physics principles and complex concepts related to energy transformations and mechanical work. Dive into practice tests and MCQ answers that focus on critical topics like force and motion. By concentrating on force and motion MDCAT MCQs and other relevant questions, you can solidify your understanding and improve your exam performance.
To excel in your physical tests, particularly the MDCAT, it’s essential to engage with high-quality practice MCQs centered around Work, Energy, and Power. Utilize Pak MCQs and focused practice sessions to refine your skills and boost your confidence. Leveraging these online tools will ensure comprehensive preparation and help you achieve top results in your Work, Energy, and Power exams.
The formula for calculating the work done is:
A. W = F × d
B. W = mgh
C. W = 1/2 mv^2
D. W = P × t
Answer: W = F × d
The work done to lift a 5 kg object to a height of 10 meters is:
A. 500 J
B. 100 J
C. 50 J
D. 10 J
Answer: 500 J
The energy of a car moving at a velocity of 15 m/s and mass 1000 kg is:
A. 112,500 J
B. 75,000 J
C. 37,500 J
D. 15,000 J
Answer: 112,500 J
The power of a machine that performs 1000 J of work in 50 seconds is:
A. 20 W
B. 50 W
C. 100 W
D. 200 W
Answer: 20 W
The energy conversion in a car engine is primarily from:
A. Chemical to mechanical
B. Mechanical to chemical
C. Electrical to chemical
D. Chemical to electrical
Answer: Chemical to mechanical
The energy of a ball at the top of a hill is mainly:
A. Potential energy
B. Kinetic energy
C. Thermal energy
D. Chemical energy
Answer: Potential energy
The formula for work done when a force is applied is:
A. W = F × d
B. W = mgh
C. W = 1/2 mv^2
D. W = P × t
Answer: W = F × d
The unit of work is:
A. Joule
B. Watt
C. Newton
D. Pascal
Answer: Joule
The energy required to move an object against gravity is converted to:
A. Gravitational potential energy
B. Kinetic energy
C. Thermal energy
D. Mechanical energy
Answer: Gravitational potential energy