Read the following statements carefully and select the option which correctly identifies the true (T) and false (F) statements.
(i) Synthetic fibres are the fibres that are made from chemicals.
(ii) Angora wool is obtained from Angora rabbit.
(iii) The wool obtained from Patanwadi breed of goat is used for hosiery.
(iv) Silk is the weakest of all natural fibres.
Angora wool is obtained from angora goats not rabbits.
Refer to the given word grid and answer the following questions.
The safety tool used in which of the following sports is NOT hidden in the given grid?
your question is wrong.
Ans 2: (Master Answer)
Namita finds a piece of cloth whose characteristics are as follows:
• It entraps air
• Burns with the smell of burning hair
This shows that the piece of cloth is made up of_______ .
A Synthetic fibre
B Jute fibre
C Cotton fibre
D Woollen fibre
The given apparatus is used to study the diffusion of a number of gases at the same temperature and pressure.
Which of the following pairs of gases would diffuse into the vacuum at the same speed?
[Given : Atomic mass of H = 1 u, C = 12 u, N = 14 u, S = 32 u, O = 16 u]
A NH3 and H2
B CO and SO2
C CO and N2
D NH3 and N2
please give me a detailed solution for this question for my better understanding.