momoshrestha momoshrestha

22-11-2021
Physics

contestada

How fast should a girl of 35 kg run so that her kinetic energy becomes 700J
of?

Respuesta :

Adenosine Adenosine

22-11-2021

V^2 = 700J/0.5*35kg

V = square root of 40

v = 6.324 m/s

Answer Link

m9882435 m9882435

22-11-2021

Answer:

√40m/sec

Explanation:

As we know Kinetic energy = 1/2 mv^2

700 = 1/2 x 35 x v^2

1400/35 = v^2

√40 = v

So v, √40m/sec

Hope this helps you.

Answer Link

Otras preguntas

True or false energy is the capacity to do work

which of the following is equal to log 6a) log 2 + log 3b) log 2 - log 3c) 2 log 2 + log 3d)2 log 2 - log 3

The mean gas mileage for a hybrid car is 57mpg. Suppose that the gasoline mileage is approx normally distributed with a standard deviation of 3.5mpg. what propo

what are the natural resources found in north america

Kyle bought a 5 pound pumpkin for $2.60. how much did he pay per pound

what are the 4 features of buddhism?

The temperature for the past 8 hours has been changing at the rate of-1.5 degrees each hour. The meteorologist predicts that the temperature will continue chang

Kelly subtracted 2.3 from 20 and got 17.7. explain why this answer is reasonable

frank owns an entire block, which happens to be a perfectly square piece of land. one corner of the block is in the intersection of Slauson ave. and carmelita.

One number is 4 times as large another. The sum of their reciprocals is 45/4. Find the two numbers