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The power of light emitted by the sun is 3.9 * 10^26 W. Assuming the mean wavelength of sunlight to be 6000 A, calculate the photon flux arriving at earth perpendicular to light radiations.
10
Sep
The power of light emitted by the sun is 3.9 * 10^26 W. Assuming the mean wavelength of sunlight to be 6000 A, calculate the photon flux arriving at earth perpendicular to light radiations. calculate the photon flux arriving at earth perpendicular to light radiations. The power of light emitted by the sun is 3.9 [...]
A particle covers half of its total distance with velocity v1. on the remaining part it moves 2v for 1/3 of time with 3v two third of the time. what is the overall average velocity of the particle ?
10
Sep
A particle covers half of its total distance with velocity v1. on the remaining part it moves 2v for 1/3 of time with 3v two third of the time. what is the overall average velocity of the particle ? A particle covers half of its total distance with velocity v1. on the remaining part it [...]
A particle is initially at the point (0,100 )m. its start moving with constant speed of 1 m/s. The particle moves 1 m in the +x direction and then i m in the – y direction. like this the particle keep on moving till it reaches the x axis . what is the time after which the particle reaches the x axis ?
10
Sep
A particle is initially at the point (0,100 )m. its start moving with constant speed of 1 m/s. The particle moves 1 m in the +x direction and then i m in the – y direction. like this the particle keep on moving till it reaches the x axis . what is the time after [...]
A bulb lamp emits light of mean wavelength of 4500 A. The lamp is rated at 150 W and 8% of the energy appears as emitted light. How many photons are emitted by the lamp per second?
10
Sep
A bulb lamp emits light of mean wavelength of 4500 A. The lamp is rated at 150 W and 8% of the energy appears as emitted light. How many photons are emitted by the lamp per second? A bulb lamp emits light of mean wavelength of 4500 A. The lamp is rated at 150 W [...]
Calculate the number of photons emitted in 10 h by a 60 W sodium lamp (lemda = 6200 A).
10
Sep
Calculate the number of photons emitted in 10 h by a 60 W sodium lamp (lemda = 6200 A). Calculate the number of photons emitted in 10 h by a 60 W sodium lamp (lemda = 6200 A). September 10, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A car travels a distance A to B at a speed of 40 km/h and returns back to A at a speed of 30 km/h. What is the average speed and average velocity of the whole journey ?
10
Sep
A car travels a distance A to B at a speed of 40 km/h and returns back to A at a speed of 30 km/h. What is the average speed and average velocity of the whole journey ? A car travels a distance A to B at a speed of 40 km/h and returns back [...]
If a photon frequency f falls on the surface of earth from a height H, then what will be its frequency on the surface of earth.
10
Sep
If a photon frequency f falls on the surface of earth from a height H, then what will be its frequency on the surface of earth. If a photon frequency f falls on the surface of earth from a height H then what will be its frequency on the surface of earth. September 10, 2020 [...]
What is the energy (in eV) of a photon of wavelength 12400 A?
10
Sep
What is the energy (in eV) of a photon of wavelength 12400 A? What is the energy (in eV) of a photon of wavelength 12400 A? September 10, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A car moves on a straight road for first half time with the constant speed of 20 m/sec and the next half time with a constant speed of 60 m/sec.Then calculate the average speed
10
Sep
A car moves on a straight road for first half time with the constant speed of 20 m/sec and the next half time with a constant speed of 60 m/sec.Then calculate the average speed A car moves on a straight road for first half time with the constant speed of 20 m/sec and the next [...]
Unpolarized light of intensity 32 W m^-2 passes through three polarizers such that the transmission axis of the last polarizer is crossed with the first. If the intensity of the emerging light is 3 W m^-2,
10
Sep
Unpolarized light of intensity 32 W m^-2 passes through three polarizers such that the transmission axis of the last polarizer is crossed with the first. If the intensity of the emerging light is 3 W m^-2, lemda 1 = 589 nm and lemda 2 = 589.6 nm. As the path difference increases Sodium light has [...]