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The image made by a microscope objective having a focal length of 5.00mm is 160mm from its second focal point. The eyepiece consists of a focal length of 26.0mm. The angular magnification of the mic
Very loud sounds can damage hearing through injuring the vibration-sensing hair cells on the basilar membrane. Assume a person consists of injured hair cells on a segment of the basilar membrane cl
A RLC circuit consists of a resistance of 200 ohm and an inductance of 15 mH. Its oscillation frequency is around 7000 Hz. At time t = 0 the current is 25 mA and there is no charge on the capacitor.
A 90 percent efficient transformer consist of 500 primary turns and 10 secondary turns. When Vp is 120 V (rms) and the secondary now consists of a resistive load of 15 Ohm, determine the current in
A flywheel of 12.0 kg having a diameter of 0.500 m primarily rotating at 4.00 revolutions/seconds raises its rate of rotation at a constant rate and arrives at an angular velocity of 56.5 radians/s
(i) Determine how much of the primary kinetic energy is rotational? (ii) Determine the speed of the center of mass of the sphere at the initial position? If the sphere has moved 0.840 m up the incli
Yellow-green light having wavelength 550nm in air is incident on the surface of a flat piece of crown glass at an angle of 60 degrees. Determine the angle of refraction of the light?
An object is positioned at a distance of 25 cm from a thin convex lens all along its axis. The lens consists of a focal length of 10 cm. Determine the values, correspondingly, of the image distance
An object of length 2.00 cm is within a plastic block having index of refraction 1.50. When the object is observed from directly above, determine the length of the image?
A beam of light is incident from the air onto a flat piece of polystyrene at an angle of 43 degrees relative to the normal to the surface.
Determine the distance between alternating bright fringes on the screen when the light source consists of a wavelength of 630 nm?
A glass block, for which n = 1.52, consists of a blemish situated 4.5 cm from one surface. At what distance from that surface does the image of the blemish come into view to the outside observer
The two parallel currents 16A and 24A is 1.75m apart. Determine the force on the electrons moving with speed 2.5 * 10^4 M/s. Determine magnetic field first. Determine location where the magnetic fie
When the velocity of blood flow in the aorta is generally about 0.26 m/s, what beat frequency would you anticipate when 5.15 MHz ultrasound waves were directed all along the flow and reflected from
For the viewer looking at the coin via the glass, at what distance from the front surface of the glass does the image of coin appear to be placed?
(The alpha particle consists of a charge of +3.2 x 10-19 C and a mass of 6.6 x 10-27 kg.) The angle between v and B is 63°. (i) Determine the magnitude of the force FB acting on the particle due t
Find out the distance between the two aircraft? (Put the x-axis west, the y-axis south, and the z-axis vertical.)
The index of refraction in a specific precious transparent stone is 2.07. Determine the speed of light in that stone?
The coefficient of friction among the ring and the table is µ. (i) After what time will the ring stops spinning? (ii) Determine how many revolutions will it make?
An aneurysm builds up in an artery. The speed of blood in a normal segment of a horizontal artery is .22m/s. the cross sectional area of the aneurysm is six times that of the normal artery. i) Dete
determine the minimum separation of adjacent dots which can be resolved? (Suppose light with a wavelength of 540 nm, and employ 1.36 as the index of refraction for the interior of the eye.)
The variable capacitor in the tuner of the AM radio consists of a capacitance of 135pF. If the radio is tuned to a station at 550 kHz determine the capacitance for station at 1600 kHz. Determine the
Determine the rotational inertia of the merry-go-round when a constant tangential force of magnitude 200 N, exerted 1 m from the axis of rotation, was needed to accelerate it? Determine the angular
The focal length of your Nikon camera lens is around 70 mm. It is employed for taking pictures of your friend who is 1.5 m tall. Determine your friend’s distance from the lens when the image j
In year 2000, a team of 60 British police officers set a world record by pulling a Boeing 747, having a mass of 205,000 kg, a distance of 100m in 53.3 s. Approximate the force with which each and ev