Related Questions

Which one of the following is used as an anti-freeze for the automobile engines ?
A Propyl alcohol
B Ethanol
C Methanol
D Ethylene glycol
According to Stefan Boltzmann law, ideal radiators emit radiant energy at a rate proportional to
A Absolute temperature
B Square of temperature
C Fourth power of absolute temperature
D Fourth power of temperature
The nuclear radiators produced in a reactor which must be shielded are
A Electrons
B $$\alpha ,\,\beta $$  and $$\gamma $$ rays
C Neutron and gamma rays
D None of these
The nuclear radiators produced in a reactor which must be shielded are:
A Electrons
B α, β & γ rays
C Neutron & γ rays
D None
People who secretly indulge in anti-national or anti-government activities and help the enemy are called
A Second column
B Third column
C Fourth column
D Fifth column
A substance produced by a living organism and capable of anti-microbial activity is called a/an
A Antibiotic
B Antiseptic
C Disinfectant
D None of these
The first widely-used commercial form of Artificial Intelligence (Al) is being used in many popular products like microwave ovens, automobiles and plug in circuit boards for desktop PCs. It allows machines to handle vague information with a deftness that mimics human intuition. What is the name of this AI?
A Boolean logic
B Human logic
C Fuzzy logic
D Functional logic
E None of the above
The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a Geiger Muller counter from its known quantity. If the half life period of a radioactive substance is one month, then
A $${\frac{3}{4}^{{\text{th}}}}$$ of it will disintegrate in two months
B It will completely disintegrate in two months
C It will completely disintegrate in four months
D $${\frac{l}{8}^{{\text{th}}}}$$ of it will remain intact at the end of four months
Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is
A 0
B 1
C ∞
D None of these
Identify one of the quotation parts that must be changed to make the sentence correct. Rocks can be 'broken apart' by water that seeps into the cracks and 'freeze' in low 'temperatures'. 'No Error'
A broken apart
B freeze
C temperatures
D no error

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