Acyclist accelerates from 0 m/s to 10 m/s in 3 seconds. what is his acceleration? is the acceleration higher than that of a car which accelerates from 0 to 40 m/s in 8seconds

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?