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Asked: December 31, 2020In: Class 10 Science

Assertion (A): The colour of the clear sky appears blue. Reason (R): The sky of the moon appears dark.

NCERT Solutions for Class 10 Science Chapter 11 Important Board Questions Human Eye and Colourful World NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions Questions No: 9

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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

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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

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Aadit

Asked: December 30, 2020In: Class 10 Science

Assertion (A): As the speed of the coil in the motor increases, there is reduction in the current flowing through it. Reason (R): During rotation in electric motor, some induced current is produced.

NCERT Solutions for Class 10 Science Chapter 13 Important Board Questions Magnetic Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 21

Poll

Aadit

Asked: December 30, 2020In: Class 10 Science

Assertion (A): Magnetic field lines never intersect each other. Reason (R): There must not be two north directions at a point.

NCERT Solutions for Class 10 Science Chapter 13 Important Board Questions Magnetic Effects of Electric Current NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions: Questions No: 20

Assertion (A): The colour of the clear sky appears blue. Reason (R): The sky of the moon appears dark.

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.

Assertion (A): As the speed of the coil in the motor increases, there is reduction in the current flowing through it. Reason (R): During rotation in electric motor, some induced current is produced.

Assertion (A): Magnetic field lines never intersect each other. Reason (R): There must not be two north directions at a point.

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