Question

spring scales should be adjusted so that pointer is at

Answer 1

Answer:

pls follow me

make me brainlist

this is ur answer

Explanation:

A spring balance has a scale reading from 0 to 50 kg. The length of the scale is 20 cm. A body suspended to the spring balance when displaced and released oscillates with a period of 0.6 second. The mass off the body is:

Share

Study later

ANSWER

According to the question,

The maximum mass scale can read M=50kg

The maximum displcement of spring =

length of scale, l=20cm=0.2m

T (time period) =0.6s

Maximum force exerted on the spring F=mg

So,

g=acceleration due to gravity =9.8m/s

2

F=50×9.8=490

Since, speing constant,

k=

l

F

=

0.2

490

=2450Nm

−1

m is suspended from the balance

T=2π

k

m

Since,

m=(

2π

T

)

2

×k

=(

2×3.14

0.6

)

2

×2450

≈22kg

Answer 2

Answer:Zero.

Explanation: