Top of the window the windowsill
A flower pot fell of a windowsill and falls past the window below. you may ignore air resistance. it takes the pot .470s to pass the window, which is 1.80m hight. how far is the top of the window below the windowsill from w/c the flower pot fell?
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A maximum speed is 4.75 m/sec, and it accelerates from rest and then back to rest at 1.21 m/s2. (a) How long does it take to make the nonstop 171 m run, starting and ending at rest?
Two horizontal forces, 225N and 165N are exerted on a canoe. If these forces are applied in the same direction, find the net horizontal force on the canoe
A person exerts a horizontal force of F = 169 N in the test apparatus shown in the drawing. (h = 0.32 m.) Find the horizontal force M that his flexor muscle exerts on his forearm.
The mass of the resistor is 57. How much does the temperature of the carbon increase if the wire is pulled for 10 ? The specific heat of carbon is 710.
Calculate the speed of the fetal heart wall at the instant this measurement is made.
A string under a tension of 59 N is used to whirl a rock in a horizontal circle of radius 3.9 m at a speed of 23.9 m/s. The string is pulled in, and the speed of the rock increases. When the string is 0.482 m long and the speed of the rock is 53 m
A uniform magnetic field of magnitude B=1.2 teslas is directed toward the bottom of the page in the -y direction.Â Â At time t=0, a proton p in the field is moving in the plane of the page with a speed v=4 x 10^7 meters per second in a
The space between the plates is filled with a dielectric material, and the electric field within the dielectric is 0.350 MV/m.What is the dielectric constant?
A 1.00 102-kg crate is being pushed across a horizontal floor by a force that makes an angle of 30.0° below the horizontal. The coefficient of kinetic friction is 0.250. What should be the magnitude of, so that the net work done by it and the
A net force of 3,000N accelerates a car from rest to 36.0 km/h in 5.00s. (a) what is the mass of the car? (b) what is the weight of the car?
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