Three discs A,B and C having radii 2,4 and 6 cm respectively are coated with carbon black. Wavelength for maximum intensity for the three discs are 300,400 and 500 nm respectively. If `Q_A,Q_B and Q_C`are power emitted by A,B and D respectively, then

Two spheres A and B having radii 3 cm and 5 cm respectively are coated with carbon black on their outer surfaces. The wavelengths of maximum intensity of emitted radiation are 300 nm and 500 nm respectively. If the powers radiated are Q_A and Q_B respectively, then (Q_A)/(Q_B) is

Two spheres A and B having radii 3 cm and 5 cm respectively are coated with carbon black on their outer surfaces. The wavelengths of maximum intensity of emitted radiation are 300 nm and 500 nm respectively. If the powers radiated are Q_A and Q_B respectively, then (Q_A)/(Q_B) is

Three discs, A, B and C having radii 2 m, 4 m and 6 m 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_(A),Q_(B)andQ_(C) respectively.

Three discs, A, B and C having radii 2m, 4m and6m respectively are coated with carbon black on their outer surfaces. The wavelengths corresponding to maximum intensity are 300nm, 400nm and 500 nm , respectively. The power radiated by them are Q_A, Q_B and Q_C respectively (a) Q_A is maximum (b) Q_B is maximum (c) Q_C is maximum (d) Q_A = Q_B = Q_C

Three discs, A, B and C having radii 2m, 4m and6m respectively are coated with carbon black on their outer surfaces. The wavelengths corresponding to maximum intensity are 300nm, 400nm and 500 nm , respectively. The power radiated by them are Q_A, Q_B and Q_C respectively (a) Q_A is maximum (b) Q_B is maximum (c) Q_C is maximum (d) Q_A = Q_B = Q_C

Three discs, A, B and C having radii 2m, 4m and6m respectively are coated with carbon black on their outer surfaces. The wavelengths corresponding to maximum intensity are 300nm, 400nm and 500 nm , respectively. The power radiated by them are Q_A, Q_B and Q_C respectively (a) Q_A is maximum (b) Q_B is maximum (c) Q_C is maximum (d) Q_A = Q_B = Q_C