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Light at wavelength 589 nm from a sodium lamp is incident perpendicularly on a grating with 40900 rulings over width 82 mm. What are the first-order
(a) dispersion D and
(b) resolving power R, the second-order
(c) D and
(d) R, and the third-order
(e) D and (f) R?
A circuit containing a 8 H inductor has an alternating current supplied to it. If Irms is 5.6 A and Vp is 25 V, find the frequency of the signal
A 100 Ohm resistor dissipates heat to its surroundings, isothermally. The resistor maintains a constant temperature of 300 K. How much energy does the surroundings absorb
The bullet first passes through the left disk and then through the right disk. It is found that the angular displacement between the two bullet holes is θ = 0.320 rad. From these data, evaluate the speed of the bullet.
A small fan has blades that have a radius of 0.0600 m. When the fan is turned on, the tips of the blades have a tangential acceleration of 19.6 m/s2as the fan comes up to speed
A 32.8 g piece of aluminium at 72 is dropped into a cavity in an extremely large block of ice at 0. How much ice mice does aluminium piece melt.
A 0.43-kg metal sphere oscillates at the end of a vertical spring. As the spring stretches from 0.12 m to 0.23 m, What is the spring constant of the spring
A charge of 3.45 µC is uniformly distributed on a ring of radius 9.5 cm. Find the electric field strength on the axis at the following locations. (a) 1.2 cm from the center of the ring N/C (b) 3.1 cm from the center of the ring N/C (c) 4.0 m from ..
Some sliding rocks approach the base of a hill with a speed of 18.0m/s . The hill rises at 40.0? above the horizontal and has coefficients of kinetic and static friction of 0.390 and 0.650, Find the acceleration of the rocks
A hot-air balloon is rising upward with a constant speed of 3.88 m/s. When the balloon is 7.87 m above the ground, How much time elapses before the compass hits the ground
Vector A - Vector B=(-51.4m)x, Vector C=(62.2m)x, and Vector A + Vector B + Vector C=(13.8m)x, Find Vector A and express in terms of unit vector x
A ball of mass 0.640 kg moving east (+x direction) with a speed of 3.50 m/s collides head-on with a 0.84 kg ball at rest. If the collision is perfectly elastic, what will be the speed and direction of each ball after the collision?
Four 1.8 kg masses are located at the corners of a square 0.20 m on each side. Find out the magnitude and direction of the gravitational force on a fifth 1.8 kg mass placed at the midpoint of the bottom side of the square.
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