Physics, 01.09.2019 16:30 kobeprewitt02
Abullet of 10g strikes a sand bag at a speed of 100 m/s and gets embedded after travelling
5 cm inside the bag. calculate the resistive force exerted by the sand on the bullet and the time
taken by the bullet to come to rest. with calculation
Answers: 2
Physics, 21.06.2019 22:30
Aforce of 200 n is applied to an input piston of cross-sectional area 2 sq. cm pushing it downward 2.8 cm. how far does the output piston of cross-sectional area 12 sq. cm move upward? show all work.
Answers: 1
Physics, 22.06.2019 13:40
Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?
Answers: 1
Abullet of 10g strikes a sand bag at a speed of 100 m/s and gets embedded after travelling
5 cm...
5 cm...
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