English

Why is it advantageous to turn before taking a long jump? - Physics

Advertisements
Advertisements

Question

Why is it advantageous to turn before taking a long jump?

One Line Answer
Advertisements

Solution

It is advantageous to run before taking a long jump because after running we get motion of inertia which helps in long jumping

shaalaa.com
  Is there an error in this question or solution?
Chapter 3: Laws of Motion - Exercise 3 [Page 129]

APPEARS IN

Frank Physics [English] Class 9 ICSE
Chapter 3 Laws of Motion
Exercise 3 | Q 20 | Page 129

RELATED QUESTIONS

The rear side of a truck is open and a box of 40 kg mass is placed 5 m away from the open end as shown in Figure. The coefficient of friction between the box and the surface below it is 0.15. On a straight road, the truck starts from rest and accelerates with 2 m s–2. At what distance from the starting point does the box fall off the truck? (Ignore the size of the box).


You are travelling in a car. The driver suddenly applies the brakes and you are pushed forward. Why does this happen?


An object is placed far away from all the objects that can exert force on it. A frame of reference is constructed by taking the origin and axes fixed in this object. Will the frame be necessarily inertial?


An empty plastic box of mass m is found to accelerate up at the rate of g/6 when placed deep inside water. How much sand should be put inside the box so that it may accelerate down at the rate of g/6?


Find the acceleration of the block of mass M in the situation shown in the following figure. All the surfaces are frictionless and the pulleys and the string are light.


A monkey of mass 15 kg is climbing a rope fixed to a ceiling. If it wishes to go up with an acceleration of 1 m/s2, how much force should it apply on the rope? If the rope is 5 m long and the monkey starts from rest, how much time will it take to reach the ceiling?


A force of 10 N acts on a body of mass 2 kg for 3 s, initially at rest. Calculate : The velocity acquired by the body


A pebble is dropped freely in a well from its top. It takes 20 s for the pebble to reach the water surface in the well. Taking g = 10 m s-2 and speed of sound = 330 m s-1. Find : The time when echo is heard after the pebble is dropped.


A stone is dropped from a cliff 98 m high.
How long will it take to fall to the foot of the cliff?


In the previous problem (5.3), the magnitude of the momentum transferred during the hit is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×