List of practice Questions

Which of the following molecules will not display an infrared spectrum?
Which one of the following behaves like an intrinsic semiconductor, at absolute zero temperature?
The energy gap (eV) at 300K of the material GaAs is
Which of the following ceramic materials will be used for spark plug insulator?
In unconventional superconductivity, the pairing interaction is
What is the magnetic susceptibility of an ideal superconductor?
The Rayleigh scattering loss, which varies as _______ in a silica fiber.
What is the near field length \(N\) that can be calculated from the relation (if \(D\) is the diameter of the transducer and \(\lambda\) is the wavelength of sound in the material)?
Which one of the following represents an open thermodynamic system?
In a new temperature scale say \( ^oP \), the boiling and freezing points of water at one atmosphere are \( 100^o P \) and \( 300^o P \) respectively. Correlate this scale with the Centigrade scale. The reading of \( 0^o P \) on the Centigrade scale is:
Which cross-section of the beam subjected to bending moment is more economical?
The velocity of a particle is given by \( V = 4t^3 - 5t^2 \). When does the acceleration of the particle become zero?
What will happen if the frequency of power supply in a pure capacitor is doubled?
Which of the following formula is used to fit a polynomial for interpolation with equally spaced data?
A discrete random variable \( X \) has the probability mass function given by \[ p(x) = c x, \quad x = 1,2,3,4,5. \] The value of the constant \( c \) is:
For a Binomial distribution with mean 4 and variance 2, the value of \( n \) is:
Speed of the processor chip is measured in
What is the full form of URL?
What are the factors that determine an effective collision?
A Linear Programming problem with a bounded feasible solution space will always have:
Which one of the following is not a basic assumption of linear programming?
The dual problem statement is formulated with the help of the information available. This statement is called:
Postman needs to visit all 5 geographically distributed post offices beginning and ending at the same post office and without visiting any other post office twice. We need to find the optimum path for the postman so that he covers the minimum possible distance. This is an example of:
When the total allocations of a transportation problem are less than the sum of the number of supply point and demand point values, the solution is called ....... solution.
Which of the following algorithms considers all pairs of shortest paths?