40. On top of a spiral spring of force constant of 500Nm'' is placed on a mass of 5 x 10 kg. if the spring is compressed
downwards by a length of 0.02m and then released.
Calculate the height to which the mass is projected
(1) 2m (b)lm (c)lm (d) 4m

Which situation will produce the greatest change of momentum

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates

When barack obama was running for president, at a campaign stop he tried to bowl, something he isn't very good at. the media loved it because he threw a gutter ball while they were all watching. this is an example of: