The average velocity for a trip has a positive value. is it possible for the instantaneous velocity at
any point during the trip to have a negative value? justify your answer.​

Abcd is a rectangleforces of 9n, 8n, 3n act along the linesdc, cb and ba, re-spectively, in the di-rections indicated bythe order of the let- aters. then the resultant force is​

8. a quantity has value of (-6 m/s). it may bethea. speed of the particleb. velocity of the particlec. acceleration of the particled. position of the particle​

In a house there are ten 60 w lamps , ten 40 w fans and a heater of 1000 w . they are used on an average for 6 hours. find the bill in a month of 30 days , if 1 bot = 40 paise.