Answer:
46
Explanation:
HOPE IT'S HELPFUL FOR U MATE AND PLZ MARK AS BRAINLIEST I REALLY NEED IT
friction make non moving objects starts to move
there are different types of force which may help them to move
funny, actually, i'm a hydraulic, and pneumatic cylinder, pump, and line system mechanic, and the answer is pressure.... pressure builds up from the hydraulic pump, and then transfers through hoses to extend, and contract the cylinders by filling them with hydraulic fluid, and vice versa for contracting them.
hope this helps!
If a = 23 and b = 45
a + b = ?
23 + 45 = 68
The old style (incandescent) light bulb converts more energy
into heat than it does into light. If you're using it mainly as a
source of light, then it's a bummer, and its efficiency is very low.
BUT ... if you're using an incandescent light bulb as a heater, then
its efficiency is much better. It all depends on your point of view.