Question

A bungee jumping rope's extension em varies as the
mass Mkg of the person attached to it.
If e = 4m when M = 80kg, find
a. the formula for e in terms of M
b. the extension for a person with a mass of 100 kg
c. the mass of a person when the extension is 6m.

Answer 1

Answer:

option D

Step-by-step explanation:

Solution

verified

Verified by Toppr

Correct option is D)

Given,

Height h=100m, t=2sec, mass of the person=100kg

height covered during free fall h=

2

1

gt

2

=20m

so extenstion in string x=100−20=80m

Loss in Potential energy of the body =mgh=100×10×100=10

5

J

Energy stored in the string =

2

1

Kx

2

=10

5

J

2

k×80

2

=10

5

=31.5

K=30N/m

Hope it is helpful for you if it's help you then please mark me as brainliest