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Three point charges are located on the x-axis. The first charge, q1= 10uC, is at x= -1.00m; the second charge, q2 = 20.0 uC,, Find the force that each charge is subjected
A digital camera has 10 megapixels and each pixel has a depth of 32 bits. In units of megabytes calculate how much storage is needed for one image
You are asked to construct a capacitor having a capacitance near 1 nF and a breakdown potential in excess of 10,000 V, What is the breakdown potential of this capacitor
A long straight wire carries a current I1 = 3.2 A and is a distance h = 12.2 cm from a rectangular current loop that carries a current I2 = 1.2 A, What is the force exerted by the current loop on the
What is the gravitational potential energy of an interstellar cloud, with a density of 1000 H2 molecules/cm3, and radius of 10 pc
Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy, What is the orbital period of the faster planet, in years
What is the potential drop within the battery if the internal resistance is 4.3ohms and a current of 2.7 ampere is passed through it
Coherent light with wavelength 601nm passes through two very narrow slits, and the interference pattern is observed on a screen a distance of 3.00 m from the slits, For what wavelength of light will
A brick of mass M sits on a rubber pillow of mass m . Together they are sliding to the right at constant velocity on an ice-covered parking lot, Draw a free-body diagram of the brick and identify eac
A potential difference of ?V = 12.0 V is found to produce a current of 0.40 A in a 3.2 m length of wire with a uniform radius of 0.40 cm, What is the resistivity of the wire
A solid homogeneous sphere of mass M = 3.20 kg is released from rest at the top of an incline of height H=1.57 m, Determine the rotational kinetic energy of the sphere at the bottom of the incline
A stone is being accelerated vertically upward by a string attached to it. What is the acceleration of the stone at the top of its path
A 3.0-kg block sits on top of a 5.0-kg block which is on a horizontal surface. If the force is 10% greater than your answer for (a), what is the acceleration of each block
A magnetic B field with strength 1 T passes through a metal square loop measuring 0.8 m on its side. If the B field is parallel to the loop's normal
Two boxes sit next to, and touching, each other on a frictionless horizontal surface, Verify your answer to part (b) by calculating the contact force in this case
A particular heat engine has a useful power output of 4.90 kW and an efficiency of 27.0%. In each cycle, Find the time interval for each cycle
A transformer has 590 primary and 170 secondary turns. An alternating potential of 90 V is applied to the primary
An LRC circuit is connected to a 12.0-kHz , 745-V (rms) source, L = 28.0mH , R = 8.80k? , and C = 6350pF, Determine the total impedance
Sweating is one of the main mechanisms with which the body dissipates heat. Sweat evaporates with a latent heat of 2430 kJ/kg at body temperature, what would be the maximum sustainable metabolic rat
Two circular coils of current-carrying wire have the same magnetic moment. The first coil has a radius of 0.094 m, has 134 turns, and carries a current of 3.8 A
A single strand of wire of adjustable length is wound around the circumference of a round balloon that has a diameter of 25.0 cm, what is the magnitude of the average value of the emf induced in the l
A charged particle moves through a velocity selector at a constant speed in a straight line, Find the charge-to-mass ratio of the particle
A 2.0cm -tall candle flame is 2.0 m from a wall. You happen to have a lens with a focal length of 42cm, For each location, what is the height of the image
Light of wavelength 420 nm is incident normally on a film of water 1.0 µm thick. The index of refraction of water is 1.33, What is the wavelength of the light in the water
An unstable elementary particle comes in two varieties, one with positive and one with negative electric charge, What is the difference (R+)-(R-) between the two rates, with its error