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An overhead projector has a convergent lens of focal length 35.0 cm. It projects the image of transparency on a wall 4.00 meters from the lens. What type of image is this and how far from the lens should the transparency be to form this image. If the transparency is 8 inches wide, how wide is the image on the screen?
A uniform plank of length 5.0 m and weight 225 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support. To what distance x can a person who weighs 415-N walk on the overhanging part of the plank before it just ..
The mass of the nuclide 16/8 O is 15.994 915 u. Determine its average binding energy per nucleon
A sled is pulled with a horizontal force of 20 N along a level trail, and the acceleration is found to be 0.35 m/s2. An extra mass m = 4.2 kg is placed on the sled. If the same force is just barely able to keep the sled moving, what is the coeffic..
Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 50.0 degrees. find the angle the resultant force makes with the rope of dog A
Express your reply in terms of the cylinder's radius r and the magnitude of the acceleration because of gravity g.
q1. a person stands between two speakers connected to the same source. each speaker produces a tone with a frequency of
An object moving with uniform acceleration has a velocity of 14.0 cm/s in the positive x-direction when its x-coordinate is 3.18 cm. If its x-coordinate 2.95 s later is ?5.00 cm, what is its acceleration?
a 15 g rubber bullet hits a wall with a speed of 150 m/s. What force did the wall apply to the bullet
Two converging lenses, each of focal length 13.4 cm, are placed 62.8 cm apart, Where is the final image relative to the second lens formed
What is EMF in the secondary circuit
Four equal point charges of +3.0 uC are placed in air at the our corners of a square that is 40cm on a side. find the force on any one of the charges
An enemy ship is on the east side of a mountainous island. The enemy ship can maneuver to within 2500 meters of the 1800 meter high mountain peak and can shoot projectiles with an initial speed of 250m/sec. If western shoreline is horizontally 30..
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