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Damping is negligible for a 0.139 kg mass hanging from a light 7.00 N/m spring. The system is driven by a force oscillating with an amplitude of 1.88 N. At what frequency will the force make the ma
An x-ray beam with wavelength 0.270 nm is directed at a crystal. As the angle of incidence increases, you observe the first strong interference maximum at an angle 23.5. What is the spacing d betwe
Assuming that the maximum amplitude of the field at point for a wave from midway between the slits is , now find the magnitude of the combined field at due to the two slits. You may ignore variatio
Is the final kinetic energy of this system equal to, less than, or greater than the initial kinetic energy? Explain. What is the speed of the bullet when it exits the block?
If the sail has an area of 62,500 m^2 and achieves a velocity of 8.93 m/s in 12.0 hours starting from rest, what pressure does light of the Sun exert on the sail? To simplify the problem, ignore oth
Explain how Gestalt psychologists understand perceptual organization, including a discussion of form perception, depth perception, and perceptual constancy.
An airplane is flying with a velocity of 87.0 at an angle of 26.0 above the horizontal. When the plane is a distance 124 directly above a dog that is standing on level ground, a suitcase drops out
A solid compound of molar mass 200 g/mol was introduced into a container and heated to 300 degree celcius. when a hole of diameter 0.5 mm was opened in the container for 500s, a mass loss of 277 mg
Scatters microwaves uniformly in all directions. What is the electric field strength of the microwave signal received back at the airport 240 later?
An RLC circuit has a sinusoidal voltage supplied to it at with a peak voltage of a resistance; a capacitance; and a inductance. What is the peak current for this circuit?
If the time required for the field to reverse directions is 0.13 s, what average current flows through the coil during that time?
A circuit containing a 39-H inductor has an alternating current supplied to it. If is and is find the frequency of the signal.
Bob walks 300 south, then jogs 440 southwest, then walks 300 in a direction 27.0 east of north. Use either trigonometry or components to find the displacement that will return Bob to his starting p
A ball on a porch rolls 60cm to the porch's edge, drops 40cm continues rolling on the grass, and eventually stops 80cm from the porch's edge. What is the magnitude of the ball's total displacement,
If the vaulter's horizontal component of velocity over the bar is 1.1m/s and air resistance is disregarded, how high is the jump?
Two identical point charges of q = +2.00 x 10-8 C are separated by a distance of 0.60 m. How much work is done by the electric field force to move them away from each other so that they are 1.05 m
Determine the exercising % of HR reserve and VO2 reserve the following person must exercise to be between 50-70% of max.
An LC circuit has a resonance frequency of If the inductor in the circuit has a value of what is the capacitance of the circuit?
The output voltage of an AC source is given by Δv = 120 sin 35.5πt, where Δv is in volts and t is in seconds. Find the maximum current in the inductor.
What is the magnitude of the electric field set up by the proton at the location of the electron? Answer in units of N/C.
An AC source has an output rms voltage of 51.5 V at a frequency of 46.0 Hz. The source is connected across a 28.0-mH inductor. Find the inductive reactance of the circuit.
How many 112 W lightbulbs can you use in a 140 V circuit without tripping a 17 A circuit breaker? (The bulbs are connected in parallel, which means that the potential difference across each lightbu
A box is sliding down an incline tilted at an angle 14.0° above horizontal. The box is sliding down the incline at a speed of 1.70 m/s. The coefficient of kinetic friction between the box and t
An electric dipole consists of two opposite charges, each of magnitude 2.36 nC. A uniform electric field of magnitude 355 N/C makes an angle of 29.4° with the dipole moment of the dipole. If th
When the rock is submerged in another liquid the scale reads 1.25 kg. (a)find the volume of the rock. (b)find the density of the rock. (c)find the density of the liquid.