During a trip , can a cars instaneous speed over be greater speed? explain

Yes, because for example, if you go through down town nor a highway, the speed you go through town is lower than the speed on the highway. Therefore the speed you travel through town brings you average speed down.

c) up is the direction the magnetic force is acting on the charge.

= initial pressure

= final pressure = 2

= initial volume

= final volume = /4

= initial temperature = 20 c = 20 + 273 = 293 k

= final temperature = ?

using the equation