Charged particlem6 gq-10x10-6 qmoves in a region of, Ask an Expert

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Q. A 250 gram sample of a metal is warmed from 60 °C to 85 °C when 1000 cal are added. What is the specific heat constant for the metal?

Q. A 1000 kg car with a speed of 80 km/h brakes to a stop. How many calories of heat are generated by the brakes as a result?

Q. Charged particle(m=6 g,q=-10x10-6 q)moves in a region of uniform field along a helical path (radius = 2.0 cm, pitch = 7.0 cm) as shown. What is the angle between the velocity of the particle and the magnetic field?

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