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A photographic slide is to the left of a lens. The lens projects animage of the slide onto a wall which is a distance of x to the right of the slide. The image is largerthan the size of the slide by a factor of n.
Part A How far is the slide from the lens?
Part B What is the focal length of the lens?
A red laser from the physics lab is marked as producing 632.8-nm light. When light from this laser falls on two closely spaced slits, What is the wavelength of light produced by the pointer
A concave spherical mirror has a radius of curvature of magnitude 27.4 cm. determine Is the image real or virtual
You have designed a rocket to be used to sample the localatmosphere for pollution. It is fired vertically with aconstant upward acceleration of 20 m/s2. Determine the total time the rocket is in the air
a boeing 747-8 with wingspan of 65.5 m is cruising at 289 m/s over northern canada, What is the potential difference between the tips of the wings
A mass m = 6.9 kg hangs on the end of a massless rope L = 2.09 m long. Now a peg is placed 4/5 of the way down the pendulum's path so that when the mass falls to its vertical position it hits and wraps around the peg. How fast is the mass moving at..
A shopper in a supermarket pushes a cart with a force of 27 N directed at an angle of 25° below the horizontal. Find the work done by the shopper as she moves down a 56 m length aisle
an automobile tire is rated to last for 30000 miles. estimate the number of revolutions the tire will make in its
A 70-? electrical appliance and a 110-? electrical appliance are plugged into the outlets of a house. By what factor will the power used change if an additional 140-? electrical device is plugged in?
In the figure below, block 1 of mass m1 slides from rest along a frictionless ramp from height h = 2.30 m and then collides with stationary block 2, which has mass m2 = 2.00m1. What is the value of distance d if the collision is elastic
find the tension in each of the two ropes supporting a hammock if the first one is at an angle of 20.9deg above the
The organ pipe in the figure(Figure 1) is 2.80 long, What is the fundamental frequency of this pipe
q1. an airplane has a mass of 31000 kilos and takes off under influence of a constant net force of 37000 nektons. what
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