Question

An open U-tube of uniform cross-section contains mercury. When 27.2 cm of water is poured into one limb of the tube, then the difference in levels of liquids of the two sides is (r water = 1gm/cm3 and rHg = 13.6gm/cm3) 1) 23.2cm 225.2cm 3) 21.2cm 4) None​


koi hai bhoot aya​

Answer 1

Answer:

mera ko puchna ke jarurt nhi hai

bus happy rho jiska sath bhi rehna hai

Explanation:

Speeding Motorcyclist is travelling at a constant speed of 36 m/s when he passes a police car parked on the side of the road. The Radar positioned in the police car rear window measures the speed of motorcycle. At the onstant the motorcycle passes the police car, the police officer starts to chase the motorcyclist with a constant acceleration of 4.0 m/s^2 . 1) How long it will take the officer to catch motor cyclist? 2) what is the speed of police car when it catches up to the motor cycle? 3) How far the police car from it's original position?

Answer 2

Answer:

hii Mr.cuteee

kaiche ho??