The chemical used to slow down the browning action of cut fruit is :
a. SO3
b. SO2
c. H2SO4
d. Na2CO3
1 Answers
Moderator is used in a nuclear to slow down fast neutrons generated after a fission event in the reactor consider a fast neutron (mass `m_(n)`) moving
Correct Answer - `((M-m_(n))/(M+m_(n)))^(2)`
2 Answers 1 views
Explain different types of slow movements.
Slow movement can be classified as: Vertical or Epeirogenic Movements: 1. Slow movements keep on taking place either towards the centre of the earth or away from it towards the crust. 2. Due...
2 Answers 1 views
Slow downhill creep of soil in periglacial or alpine regions is known as ………………..
(b) solifluction
2 Answers 1 views
A slow neutron strikes a nucleus of `._(92)U^(235)` splitting it into lighter nuclei of barium and krypton and releasing three neutrons. Write the cor
Correct Answer - `198.77` MeV
2 Answers 1 views
Browning of cut apple can be prolonged by applying lemon juice.
Browning of cut apple is due to the oxidation of polyphenols at a particular pH to quinones, which further undergoes polymerization to form brown coloured tannins. This browning reaction can be...
2 Answers 1 views
This treaty was signed in 1991 to cut down nuclear arsenal.
Correct option is B) START
2 Answers 1 views
This treaty was signed in 1991 to cut down nuclear arsenal.
2 Answers
1 views
The basic form of matter that cannot be broken down into simpler substances in chemical reactions is ………………
Correct option is B) compound
2 Answers 1 views
How true fruit differs from false fruit or pseudofruit? Give one example of each.
The fruit which develops only from ovary is called as true fruit or eucarp. e.g. Mango. The fruit which develops from other than ovary floral part is called as false...
2 Answers 1 views
Element is a basic form of matter that cannot be broken down into simple forms by chemical reactions.
Correct option is D) Compound
2 Answers 1 views