In the given figure, balancing of cardboard on top of pencil is done. The point of support G is the centre of gravity. 1) If the Fnet, ext is zero on cardboard it means
a)R=mg
b) m1g= Mg
c) m2g=Mg
d)R=m1/g​

Which of the following is not am example of a polymer? protein nylon kevlar concreta

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?

Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length