Describe how about a perfect reflector
The intensity of sun-light striking the earth is about 1300 W/m^2. When sunlight hits a perfect absorber, what pressure does it apply? Describe how about a perfect reflector? And at what fraction of atmospheric pressure does this amount to?
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As the strength of wind gradually rises, the turbine experiences a constant angular acceleration of 0.130 rad/s2. After making 2806 revolutions, its angular speed is 139 rad/s. (i) Determine the initial angular velocity of the turbine?
A generator is joined to a resistor and an inductor of 0.038 H in series. The rms voltage across the generator is 7.8 V. If the generator frequency is 160 Hz, the rms voltage across the inductor is 3.5 V. Find out the resistance of the resistor in
Determine the centripetal accelerations at each of the given points due to the rotation of Earth about its axis. (i) A point on the Equator of Earth (in m/s2)
Let s(t)=8t^2+2t+100 be the position, in miles, of the car driving on the straight road at time t, in hours. Determine car's position when car is going 34 mph.
Compute the strength of the smallest electric field, to be set up over the similar region, that will permit the 6Li ions to pass through un-deflected.
A totally charged capacitor having a voltage of 270 kV is discharged via a resistor. (i) Determine the voltage across the capacitor at the end of four time constants?
i) A 33 O resistor is joined in series having a 5 µF capacitor and a battery. Determine the maximum charge to which the capacitor can be charged if the battery voltage is 6 V?
In a simulation on earth, an astronaut in his space-suit mounts up a vertical ladder. On the moon, the similar astronaut makes the same climb. In which situation does the gravitational potential energy of the astronaut modify by a greater amount?
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