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A projectile is launched at ground level with an initial speed of47.5 m/s at an angle of 25.0°above the horizontal. It strikes a target above the ground 2.60 seconds later. What are the x and y distances from where the projectile was launched to where it lands?
x distance my distance m
A 10:0 kg mass starts at the top of an incline that is 8:0 m long and makes an angle of 400 above the horizontal. As it slides down, there is a constant frictional force of 23:8 N . What is its speed at the bottom?
One charged particle of -1.3 × 10-6 C is moving north with a velocity of 5 × 106 m/s. What force is exerted between the particles
Define what an isotope is. Describe/detail some isotopes of the element you picked. What specifically makes them the same element? What makes each of these isotopes different from one another?
Tony pulls his cousin Ann in a sled on an icy surface (no friction) with a force of 60N at an angle of 60 degrees upward from the horizontal
Two point charges are located on the axis as follows: charge = -1.80 at = -0.500 , and charge = 2.20 at the origin (= 0). What is the direction of the net force
A 10-turn circular couil of radius 20mm carries a current of0.50 A. Find the magnetic field magnitude at its center
It is possible to shoot an arrow at a speed as high as 121 m/s. Determine how long would the arrow be in the air
The drawing below shows a balanced Michelson interferometer with perfectly equal length arms in which a piece of glass (n = 1.4) has been inserted into the horizontal arm.
In the model of a dominant firm, assume that the fringe supply curve is given by Q = -1 + 0.2P, where P is market price and Q is output.Demand is given by Q = 11 - P.
Two sound waves have intensities of 0.100Wm^2 and 5.00W/^2. What is the difference in their intensity levels
A commuter train passes a passenger platform at a constant speed of 39.9 m/s. The train horn is sounded at its characteristic frequency of 320 Hertz. Find what wavelength is detected by a person on the platform as the train approaches
Slopping air track: A glider moves frictionlessly along an air track that has been tilted by 1.5 inches over a span of 1.00 meters. What is the expected acceleration of the glider
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