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 energy of a stationary object is:
A. Potential energy
B. Kinetic energy
C. Thermal energy
D. Electrical energy
Answer: Potential energy
The power of a device that uses 200 J of energy in 10 seconds is:
A. 20 W
B. 200 W
C. 2 W
D. 0.5 W
Answer: 20 W
The work done by a force of 50 N moving an object 10 meters is:
A. 500 J
B. 50 J
C. 10 J
D. 1000 J
Answer: 500 J
The unit of power is:
A. Watt
B. Joule
C. Newton
D. Pascal
Answer: Watt
The energy required to lift a 10 kg object to a height of 5 meters is:
A. 500 J
B. 100 J
C. 50 J
D. 10 J
Answer: 500 J
The formula for gravitational potential energy is:
A. PE = mgh
B. PE = 1/2 mv^2
C. PE = F × d
D. PE = 1/2 kx^2
Answer: PE = mgh
The energy of a car moving with a velocity of 20 m/s and mass 800 kg is:
A. 160,000 J
B. 80,000 J
C. 40,000 J
D. 20,000 J
Answer: 160,000 J
The energy of an object in motion is called:
A. Kinetic energy
B. Potential energy
C. Thermal energy
D. Chemical energy
Answer: Kinetic energy
The work done to lift an object is equal to the object’s:
A. Change in potential energy
B. Change in kinetic energy
C. Change in thermal energy
D. Change in chemical energy
Answer: Change in potential energy