Question:
In the given circuit if power rating of heater is 1000 watt at 100 volt. Find the resistance R in figure so that heater produce power of 62.5 W.
In the given circuit if power rating of heater is 1000 watt at 100 volt. Find the resistance R in figure so that heater produce power of 62.5 W.
Updated On: Jun 25, 2024
- 5Ω
- 7Ω
- 10Ω
- 8Ω
Hide Solution
Verified By Collegedunia
The Correct Option is A
Solution and Explanation
The correct option is (A): 5Ω.
Was this answer helpful?
0
0
Top Questions on Power in Electric Circuits
- In the circuits shown below, the readings of the voltmeters and the ammeters will be:
- NEET (UG) - 2019
- Physics
- Power in Electric Circuits
- Six similar bulbs are connected as shown in the figure with a DC source of emf E, and zero internal resistance.
The ratio of power consumption by the bulbs when (i) all are glowing and (ii) in the situation when two from section A and one from section B are glowing, will be:
- NEET (UG) - 2019
- Physics
- Power in Electric Circuits
- You are given resistance wire of length 50 cm and a battery of negligible resistance. In which of the following cases is largest amount of heat generated?
- JIPMER MBBS - 2017
- Physics
- Power in Electric Circuits
Questions Asked in JIPMER MBBS exam
- If same charge q is placed inside a sphere and cube having radius 1m and side 2m respectively. What will be the ratio of flux passing through them ?
- JIPMER MBBS - 2019
- Electric Flux
- \(BrO^{3-}\) Changes into \(Br_2\) in an acidic medium of a unbalanced equation how many electron should be present on the balanced electron.
- JIPMER MBBS - 2019
- Balancing a redox reaction
- If resistivity of copper is \(1.72×10^{-8} \Omega-m\) and number of free electron in copper is \(8.5×10^{28} / m^3\). Find mobility
- JIPMER MBBS - 2019
- Resistance and Resistivity
- If equilibrium constant is 2.6×108 then find the value of ΔG°.
- JIPMER MBBS - 2019
- Thermodynamics
- Level of LH is maximum :
- JIPMER MBBS - 2019
- Hormones
View More Questions