PU CET M.Tech. Nanotechnology Question Paper

Will you please provide the PU CET M.Tech. Nanotechnology Entrance Exam. Question Paper ?

[Arun Vats]

Here I am providing the list of few questions of PU CET M.Tech. Nanotechnology Entrance Exam. Question Paper which you are looking for .

1. 5g of steam at 100°C is mixed with 15g ice at 0°C. The temperature of mixture will be A) 100°C B) 90°C
C) 95°C D) 90°C

2. An ideal Carnot engine with 40% efficiency receives heat at 500K. What is the intake temperature for 50% efficiency, temperature of exhaust remaining the same?
A) 800K B) 300K
C) 600K D) 900K

3. Thermal energies are of the order of
A) .03cV B) 1eV
C) 1MeV D) 3eV

4. Two coherent monochromatic light beams of intensities ‘1 and ’41 are superposed. The maximum and minimum possible intensities are
A) 51, 1 B) 91, 31
C) 91, 1 D) 51, 31

5. A ray of light is incident on a glass plate at an angle of incidence equal to Brewster’s angle _. If μ represents the refractive index of glass with respect to air, then angle between reflected and refracted rays is:
A) 90°
B) sin –1 (μcos_ )
C) 90° + _
D) 90° –sin-1(cos_) /μ)

6. Which one of the following gate can be used as an inverter?
A) AND
B) EX-OR
C) OR
D) None of these

7. BCD representation of (142)8 is
A) 10011000
B) 000101000010
C) 1100010
D) 10001110

8. Which class of amplifier has the lowest efficiency?
A) Class A
B) Glass AB
C) Class B
D) Class C

9. The greatest negative number which can be stored in a computer using 2’s compliment arithmetic is
A) -256
B) -255
C) -128
D) -127

10. What is the minimum number of NAND gates required to build an EX-OR gate?
A) 2 B) 4
C) 5 D) 7