Two point charges q1 = 4. 20 nc and q2 = −2. 20 nc are separated by 55. 0 cm.

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

Hi , i am new here can anyone me out with this question why is space black after having so many shining objects like sun , moon , stars

Describe the work performed by a ski lift in terms of kinetic and gravitational potential energy