How will you make the clock go fast ?
why glass is more elastic than rubber?
What is the Condensation ?
Why does heated air expand?
How can you conform that magnetic lines come from a single bar magnet with out any external instruments?
Is air travel time the same whether or not the plane is flying with or against the rotation of the earth?
What is Negative Acceleration ?
By passing current through a wire wrapped around an iron rod, william sturgeon invented the?
what is ngative current
A car traveling at 30mph ( =13.4 m/s) & it slams on its brakes. ( The car is decelerated by the force of the friction 0.7..f *distance x. (Weight=mg) how far will the cargo before it stops?
Can a vector have a component equal to zero and still have a nonzero magnitude?
Why is it easier to swim in sea water than in the river water?
a truck A moving with a velocity of 30m/s collides with a stationary trolley B of mass 0.5tonnes after collision the two bodies were automatically connected.find their common velocities after collision if the mass of truck is 1.2tonne.