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A converging lens with focal length of 6.0cm is placed 8.0 cm to the right of a diverging lens of focal length of -4.0 cm. A .4 cm tall object is placed 4.0 cm in front of the diverging lens.Draw the ray diagramCalculate how far the final image is from the converging lensIs the final image real or virtual? Upright or inverted?Calculate the height of the final image
An 63 kg weight watcher wishes to climb a mountain to work o? the equivalent of a large piece of chocolate cake rated at 690 kcal (1 kcal = 1000 cal). How high must the person climb
Project Seafarer was an ambitious program to construct an enormous antenna, buried underground on a site about 10000 km2 in area. What would be the frequency of the radiations emitted
A microphone is attached to a spring that is suspended from the ceiling. Directly below on the floor is a stationary 412-hertz source of sound. determine the amplitude of the simple harmonic motion.
A 18kg child slides down a 2.5m -high playground slide. She starts from rest, and her speed at the bottom is 1.8m/s. What is the change in the thermal energy of the slide
A motorcycle and a police car are moving in the same direction, with the motorcycle in the lead. What frequency does the motorcyclist hear in this case
A man stands at the midpoint between two speakers that are broadcasting an amplified static hiss uniformly in all directions. Find the total sound intensity that the man hears when he is at his initial position halfway between the speakers
A 13kg box slides 4 m down the frictionless ramp , then collides with a spring whose spring constant is 180Nm.
A current flow in a circle loop is clockwise. What is the magnetic field at the center of the loop point
As part of a safety investigation, two 1200- {rm kg} cars traveling at 24- {rm m/s} are crashed into different barriers.
Ocean waves pass through two small openings, 21 m apart, in a breakwater. You're in a boat 76 m from the breakwater and initially midway between the openings, What is the wavelength of the ocean waves
The period of motion of an object-spring system is T = 0.546 s when an object of mass m = 254 g is attached to the spring, Find the frequency of motion in hertz
A projectile is launched with an initial speed of 50 m/s at an angle of 35° above the horizontal, What is the projectile's velocity at the highest point of its trajectory
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