Question
The potential difference is 40V. Find the work done to transmit a charge of 0.5C?
The correct answer is
20 J
Given:
- Potential Difference (V) = 40 V
- Charge (Q) = 0.5 C
Formula:
W = V × Q
Calculation:
W = 40 × 0.5
W = 20 J
Answer: The work done is 20 Joules.
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Important Questions from Potential Energy
Which of the following is an example of gravitational potential energy?
- Determine the energy of an object with a mass of 5 kg at a height of 8 metres above the ground. Assume the value of 'g' as 9.8 m s-2.
The Energy stored in a system is called as
The potential energy acquired by a balloon when we press it (changing its shape), or by a spring inside a toy car when wound, is possessed by virtue of the object's _________________.
- The potential energy of a 20-kg object at height h is 600 J. The value of h is ______. (Take \(g = 10 \text{ m/s}^2\).)
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