ratio of fe and fg for two electron placed at some distance apart in air
Answers
Answer:
a.
. Smita was verifying the strength of cotton, silk and nylon threads. She took all these
threads of equal length, width and thickness. She suspended the cotton thread freely
from a stand and added weights till the thread was broken. She noted the weight as
15 g. She performed the same with other threads.
(2)
Will the weight required for nylon thread be more or less than that of cotton
fibres? Give reasons for your answers. (1)
b. Arrange these fibres based on their strength. (0.5)
Give one use of nylon fibre. (0.5)
ble for
C.
Explanation:
a.
. Smita was verifying the strength of cotton, silk and nylon threads. She took all these
threads of equal length, width and thickness. She suspended the cotton thread freely
from a stand and added weights till the thread was broken. She noted the weight as
15 g. She performed the same with other threads.
(2)
Will the weight required for nylon thread be more or less than that of cotton
fibres? Give reasons for your answers. (1)
b. Arrange these fibres based on their strength. (0.5)
Give one use of nylon fibre. (0.5)
ble for
C.