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A candle is 50 centimeter in front of a convex spherical mirror that has a focal length of 31 centimeter.
a) Determine what is the image distance?
Answer in units of cm.
b) Evaluate the magnification of the image.
a turntable 1.50m in diameter rotates at 80.0rpm. two speakers each giving off sound of wavelength 30.7cm are attached
A student sits at rest on a piano stool that can rotate without friction. The moment of inertia of the student-stool system is 4.4. find the resulting angular speed of the student and the stool
A charged particle moves by a constant speed during a region where a uniform magnetic field is present. If the magnetic field points straight upward, the magnetic force acting on this particle will be maximum when the particle moves ......?
what is the velocity of a beam of electrons that go undeflected when passing through perpendicular electric and
Two point charges q1 = 4.0 ?C and q2 = -8.0 ?C are placed along the x-axis at x1 = 0 m and x2 = 0.20 m, find the electric potential energy of this system of charges
A landing craft with mass 1.26×104 is in a circular orbit a distance 5.90×105 above the surface of a planet. The period of the orbit is 5600. The astronauts in the lander measure the diameter of the planet to be 9.80×106.
A proton moving at v1 = 7.9Mm/s collides elastically and head-on with a second proton moving in the opposite direction at v2 = 8.6Mm/s. Find the velocity of the first proton after the collision
The femur is a bone in the leg whose minimum cross-sectional area is about 3.60 multiply.gif 10-4 m2. Find the maximum stress that this bone can withstand
A 94-kg fullback is running at 3.7m/s to the east and is stopped in 0.85 s by a head-on tackle by a tackler running due west. Calculate the original momentum of the fullback
the ball leaves the students hand with a speed of 12.0 when the hand is 2.20 above the ground. how long is the ball in
A 10g lead bullet at 23 degrees celsius slams into a stone wall. Assuming no loss of energy to the environment, how fast must the bullet be traveling
suppose 5.00 g of hydrogen is separated into electrons and protons. suppose also the protons are placed at the earths
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