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a. Two lenses, separated by a distance of 22.1 cm, are used in combination. The first lens has a focal length of +26.0 cm; the second has a focal length of -15.0 cm. An object, 1.91 mm long, is placed 2.42 cm before the first lens. What is the intermediate image distance relative to the first lens? Take negative to be to the left, and positive to be to the right.
b. What is the final image distances relative to the second lens? Take negative to be to the left, and positive to be to the right.
c. What is total magnification
d. What is the height of the final image?
A 1500 kg car is headed directly for a brick wall when the driver realizes the danger and slams on the brakes. The car's initial speed is 32 m/s, Determine how far the car travels while skidding to a stop
Write down an equation for the radial component
A 42.00kg pole vaulter running at 13 m/s vaults over the bar. Her speed when she is above the bar is 1.3 m/s. Avoid air resistance, in addition to any energy absorbed by the pole, and determine her altitude as she crosses the bar.
questiona high-speed flywheel in a motor is spinning at 450 rpm when a power failure rapidly occurs. a flywheel has
Radiation can supplement the energy needs of a home's water heater, Find what volume of water can be heated per hour from a temperature of 16.0oC to a temperature 61.0oC
A 750-N Marine in basic training climbs a 9.5-m vertical rope at a constant speed in 8.25 s. What is his power output
q1. the coefficient of kinetic friction between a 78kg box and a warehouse floor is 0.21. how much force is necessary
A 2.2kg mud ball drops from rest at a height of 15m .f the impact between the ball, find the average net force exerted by the ball on the ground
The ultrasonic transducer used in medical ultrasoundimaging, is a very thin disk ( m =0.10g) driven back and forth in SHM at 1.0 MHz by an electromagnetic coil.
A 55 kg woman and an 80 kg man stand 14.0 m apart on frictionless ice. How far will the man have moved when he collides with the woman
An airplane travelling 1001 m above the ocean at 125km/hr is to drop a box of supplies to shipwrecked victims below. How various seconds (t) before being dropped directly overhead should the box be dropped.
A hydrogen atom is initially at n =3 state. How much energy is required to ionize this atom
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