What will be the density of the air if the length of the cylinder is doubled while the radius is unchanged?

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?

Aperson standing in a canoe exerts a force of 700 n to throw an anchor over the side. find the acceleration of the canoe if the total mass of the canoe and the person is 100 kg?

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