Physics
Grade-9
Easy
Question
The unit of voltage is
- Joule
- Volt
- Coulomb
- Watt
Hint:
It's one unit is equal to joule/coulomb.
The correct answer is: Volt
- The SI unit for voltage is Volt, represented by V.
- So, the correct option is b.
- Watt is the unit of power.
- Coulomb is the unit of charge.
- Joule is the unit of work.
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Electric potential energy has
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Voltage can be defined as
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One volt will drive _________ coulomb charge.
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A voltmeter is given to you to measure the voltage. Which voltmeter will you choose?
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Voltage is a form of
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_______ is used to measure the potential difference between two points in any circuit.
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The term voltage was introduced by an Italian physicist named
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The symbol of voltage is
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Voltmeter is connected in ____ to measure the voltage of any circuit.
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- It is connected in parallel so that it does not draw any current itself (due to its high resistance) and does not affect the net resistance of the circuit.
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Which of the compounds shows the highest lattice energy?
Which of the compounds shows the highest lattice energy?
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They are non-conductors of electricity in solid, molten or aqueous state.
They are non-conductors of electricity in solid, molten or aqueous state.
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Which of the following is NOT TRUE about covalent compounds?
Which of the following is NOT TRUE about covalent compounds?
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They are conductors of electricity in solid, molten or aqueous state.
They are conductors of electricity in solid, molten or aqueous state.
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They have higher enthalpies of fusion and vaporization than molecular compounds.
They have higher enthalpies of fusion and vaporization than molecular compounds.
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