Question

Q29. A girl is given naphthalene balls powder
Q30. How will the equations of motion for object moving with a uniform velocity change?
SECTION C (FIVE MARKS EACH)
Q31.(a) Derive the formula v=u + at, where the symbols have usual meanings.
(b)A cyclist is travelling at 20 m/s She applies brakes so that she does not collide with a wall 18 may
have ?​

Answer 1

Answer:

At the end of each lesson, key concepts are provided for the students to ... How did the old woman's activity affect her heart rate? ... Assign the students to bring a ball of string or yarn. 2.