A Train T1 starts from Ahmedabad to Mumbai at 7 am and reaches at 12 noon. A second train T2 starts at 7 am from Mumbai reaches Ahmedabad at 1 pm. When did the two train cross each other ?

TLS Online TPP Program

#Question id: 28152

#Unit 1. Molecules and their Interaction Relevant to Biology

Q. NMR signals arise from some properties of atomic nuclei, which are

A. Magnetic moment

B. Angular momentum of the nuclear spin

C. Electronic range

D. Resistivity

Which of the following is true 

TLS Online TPP Program

#Question id: 28153

#Unit 1. Molecules and their Interaction Relevant to Biology

Nuclei that contain an even numbers of protons and an even number of neutrons have I=0 and are known as

TLS Online TPP Program

#Question id: 28154

#Unit 1. Molecules and their Interaction Relevant to Biology

Q. Isotope, Natural Abundance, and  spin (I) are given, and some statement are made

a. 12C=98.9%=NMR-active

b. 16O=99.9%=NMR-active

c. 12C=98.9%=NMR-inactive

d. 16O=98.9%=NMR-inactive

Which of the following is true

TLS Online TPP Program

#Question id: 28155

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following has smallest Bond length in Ang.

TLS Online TPP Program

#Question id: 28156

#Unit 1. Molecules and their Interaction Relevant to Biology

Some statement are given regarding Platelet-activating factor 

a. It is more water-soluble than most glycerophospholipids and plasmalogens

b. It has a long ether-linked alkyl chain at C-1 of glycerol

c. This released from basophils 

d. It stimulates platelet aggregation and the release of vasoconstrictor serotonin from platelets

Which of the following is true

TLS Online TPP Program

#Question id: 28157

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is the cofactor for glutathione peroxidase