1. Calculate the momentum of a car with a mass of 1000 kg and a velocity of 30.0 m/s.
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Q: How much work is required to lift a 2.6-kg concrete block to a height of 1.3 m?
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Q: 23. Which one of the following temperatures is approximately equal to the typical temperature of a c...
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A: Given that: k=1.10 N/m
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Q: What is the potential energy (compared to the floor) of a 1200N box which is 4.0 m above the floor?
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Q: At what frequency is the reactance of a 20-uF capacitor equal to that of a 10-mH inductor?
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Q: 1. A thrower, standing at point P throws a ball at an angle of 30° aiming a basket kept at point O, ...
A: (d) QO'=18-3=15mH=u2 sin2θ2g15=u2 sin2(30°)2×(9.81)initial speed of ball u=34.31 m/s
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