dio dsthle

.The diameter of a circle is 10 cm and the chord through a point P, the midpoint of the chord
is 6 cm . The distance of P from the centre O is
A.3 cm B. 4 cm C. 5 cm D. 6cm E. 7 cm

1. In the figure, PR⊥OQ and O is the centre. If NQ =2 cm and OQ=5 cm, then PR=………
   A. 4 cm B. 5cm C. 6 cm D. 7 cm E. 8 cm

   equation v ̅ =(v_0+v)/2 can be used when the body is moving with _____ acceleration.
   (13) Displacement does not depend on the _____ travel.
   (14)Speed is a _____ quantity.
   (15) Velocity has both _____ and direction.
   (16) The rate of change of distance travelled is called _____ .
   (17) Uniform motion is motion with _____ velocity.
   (18) Any change in velocity gives rise to _____ .
   (19) Motion with changing velocity is called _____ motion.
   (20) The change in position along a certain direction is _____ .
   (21) The slope of the distance -time graph gives _____ .
   (22) The grater the slope of a straight line distance-time graph , the _____ is the speed.
   (23) The slope of the distance-time graph gives _____ .