Find out the power output of the laser
Light from the laser forms a 1.31 mm diameter spot on a wall. When the light intensity in the spot is 3.69 x 10^4 W/m^2, find out the power output of the laser?
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The resistor with resistance 740 O is in a series with the capacitor of capacitance 7.4 × 10-6 F. Determine what capacitance should be positioned in parallel with the original capacitance to modify the capacitive time constant of the combinat
A uniform aluminum ladder of 7.9 m tall is leaning against a frictionless vertical wall. The ladder has a weight of 236 N. The ladder slips when it creates an angle of 48.0 with the horizontal floor. Determine the coefficient of static friction am
The force of 15.0 Newton b north was exerted to a 10.0 kg cart moving at 3.00 m/s b south. The cart moved 1.75 m b south while the force acted on the cart. Compute the work done on the cart. i) Compute the work done on the cart.
When the box is lifted, at constant acceleration, from rest on the floor to a height of 1.5 m above the floor in 0.42 s, determine average power delivered through the person pulling on the rope?
A basic telephoto lens as well employs a combination of a converging lens and a diverging lens. Consider a specific telephoto lens comprising of a converging lens of focal length 40 mm positioned 25 mm from a diverging lens of the focal length -20
The glass window is installed in the window space and the intensity level of the sound entering via the window is decreased from 72 dB to 47 dB. The factor, by which the acoustic power entering the chamber is decreased by the glass window, is near
The physical pendulum is made by using a 2 kg object encompassing a moment of inertia of 25.9 kg-m2 regarding its center of mass. The rotation (or suspension) point is 970.5 cm from the center of mass. Determine the period of the physical pendulum
She employs a pendulum that consists of a period of oscillation of 2.84 s on the strange planet and 11.85 s on Earth. Determine the acceleration of gravity on that body?
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