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A candle with a flame 1.6 cm tall is placed 4.9 cm from the front of a concave mirror. A virtual image is formed 10 cm behind the mirror.
Determine:
(a) Find the focal length of the mirror.
(b) Find the radius of curvature of the mirror.
(c) How tall is the image of the flame?
The Earth can be approximated as a sphere of uniform density, rotating on its axis once a day. What is the moment of inertia of the Earth
A particle lives for a short time before breaking apart into other particles. Assume it is moving at a speed of 0.976c, and an observer who is stationary in a laboratory measures the particle's lifetime to be 5.00 *10-8 s. What is the lifetime accord..
Rumor has it that a photographic camera on a spy satellite can read the license plate of an automobile on the ground. what must be the diameter of the aperture of the camera
A positive charge Q = 1800.00 C is uniformly distributed over the volume of a sphere of radius R =3.50 m. Assume a spherical cavity of radius R/2 is cut out of the solid sphere, the center of the cavity being a distance R/2 from the center of the ori..
Two forces act on a 24-kg object. One force has magnitude 65 N directed 59° clockwise from the positive x-axis, What is the magnitude of this object's acceleration
Astronauts use a centrifuge to simulate the acceleration of a rocket launch. How many g's of acceleration does the astronaut experience when the device is rotating at the top speed? Each 9.80 m/s2 of acceleration is 1 g
Rocio strikes a .058kg golf ball with a force of 272N and gives ita velocity of 62.0m/s. how long was Ricio club in contact with the ball
white light is sent downward onto a horizontal thin film that is sandwiched between two materials. the indexes of
Very fine smoke particles are suspended in air. The translational rms speed of a smoke particle is 2.3 x 10-3 m/s, and the temperature is 285 K. Find the mass of a particle.
A satellite has a geo-synchronos orbit around the earth. How far is it above the earth's surface
A force in the negative direction of an x axis is applied for 22 ms to a 0.53kg ball initially moving at 15 m/s in the positive direction of the axis. What is theaverage magnitude of the force on the ball
The potential difference among a pair of oppositely charged parallel plates is 367 V. If the spacing between the plates is tripled without altering the charge on the plates, what is the new potential dissimilarity between the plates?
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