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Covalent Bond

Two spheres a...

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Two spheres a and b having radii of 3 cm and 5 cm respectively are coated with carbon black on their surface. The wavelength of radiations corresponding to maximum intensity of emission are 300nm and 500nm respectively. The respective powers radiated bt them are in the ratio?

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A

B

3 cm

5 cm

respectively are coated with carbon black on their outer surface. The wavelengths of maximum intensity of emission of radiation are

300 nm

500 nm

respectively. The respective powers radiated by them are in the ratio of :

A

B

3 cm

5 cm

respectively are coated with carbon black on their outer surface. The wavelengths of maximum intensity of emission of radiation are

300 nm

500 nm

respectively. The respective powers radiated by them are in the ratio of

Q. Three discs 1, 2 and 3 having radii 2m, 4m and 6m respectively, are coated with carbon black on their outer surfaces. The wavelengths corresponding to maximum intensity are 300 nm, 400 nm and 500 nm respectively. The power radiated by them are

Q_{1}, Q_{2}

Q_{3}

respectively, then which one is true?

A, B

C

2 m

4 m

6 m

, respectively are coated with carbon black on their outer surfaces. The wavelengths corresponding to maximum intensity are

300 nm

400 nm

500 nm

respectively. The power radiated by them is

Q_{A}, Q_{B}

Q_{C}

Q. Three disc A, B and C having radii 2m, 4m and 6 m respectively are rotated with carbon black on their outer surfaces. The wavelengths corresponding to maximum intensity are 300 nm, 400 nm and 500 nm respectively. The power radiated by them are

Q_{A}, Q_{B}

Q_{C}

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