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Physics Sir

Asked: December 31, 2020In: Class 10 Science

Find a relation between P, I and V.

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Questions: Questions No: 1

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Physics Sir

Asked: December 31, 2020In: Class 10 Science

Assertion (A): When a current I flows through a resistor R, heat produced. Reason (R): The Joule’s law of heating says –H = I²RT.

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 27

Poll

Physics Sir

Asked: December 31, 2020In: Class 10 Science

Assertion (A): The fuse wire damages the various appliances in household connections. Reason (R): Depending on the device/appliance used, the fuse wire of proper thickness has to be used.

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 26

Physics Sir

Asked: December 30, 2020In: Class 10 Science

What is joule’s heating effect of current P? Derive its expression.

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Questions: Questions No: 3

Physics Sir

Asked: December 30, 2020In: Class 10 Science

Show how would you join three resistors, each of resistance Ω9 so that the equivalent resistance of the combination is (i) 13.5 Ω, (ii) 6 Ω?

NCERT Solutions for Class 10 Science Chapter 12 Important Board Questions Electricity NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Questions: Questions No: 7

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Physics Sir

Find a relation between P, I and V.

Assertion (A): When a current I flows through a resistor R, heat produced. Reason (R): The Joule’s law of heating says –H = I²RT.

Assertion (A): The fuse wire damages the various appliances in household connections. Reason (R): Depending on the device/appliance used, the fuse wire of proper thickness has to be used.

What is joule’s heating effect of current P? Derive its expression.

Show how would you join three resistors, each of resistance Ω9 so that the equivalent resistance of the combination is (i) 13.5 Ω, (ii) 6 Ω?

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