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प्रश्न
Write proper word from the following group of words in the blank.
(magnetism, 4.5V, 3.0V, gravitational attraction, potential difference, potential, higher, lower, 0V)
Water in the waterfall flows from a higher level to the lower level because of ______.
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उत्तर
Water in the waterfall flows from a higher level to the lower level because of gravitational attraction.
संबंधित प्रश्न
State whether the resistivity of a wire changes with the change in the thickness of the wire.
What is the SI unit of potential difference?
How much work is done in moving a charge of 2 C across two points having a potential difference of 12 V?
State whether a voltmeter has a high resistance of a low resistance. Give reason for your answer.
The device used for measuring potential difference is known as:
What is Ohm's law? Explain how it is used to define the unit of resistance.
Why do electricians wear rubber hand gloves while working with electricity?
Keeping the potential difference constant, the resistance of a circuit is doubled. The current will become:
Calculate the power used in the 2 Ω resistor in each of the following circuits: a 4 V battery in parallel with 12 Ω and 2 Ω resistors.
Draw a graph of Potential difference (V) versus Current (I) for an ohmic resistor. How can you find the resistance of the resistor from this graph?
