List of top Questions asked in BHU PET- 2019

In a survey of 700 students in a college, 180 were listed as drinking Limca, 275 as drinking Miranda, and 95 were listed as drinking both. How many students were drinking neither Limca nor Miranda?
The radius of the first zone in a zone plate of focal length 40 cm for light of wavelength 4000 Å is:
Which of the following is an optically active substance?
The acceleration of a frame of reference, fixed on the earth’s surface at the equator and rotating with the earth, once a day will be:
If a particle is fixed on a rotating frame of reference, the fictitious force acting on the particle will be:
States of thermodynamic equilibrium can be described in terms of:
The ratio of isobaric volume expansivity and isothermal compressibility is given as:
During a quasi-static process:
Mathematical formulation of the first law contains the idea of:
One liter atmosphere equals:
At \( 4^\circ C \) for water, \( C_P = C_V \) because:
In the inversion curve for a gas, in the region of cooling:
At constant temperature, the internal energy of a Van der Waals gas:
Specific heat of saturated steam is:
If a black body radiation enclosure expands, so that its volume becomes 64 times, the temperature of the enclosure becomes:
Choose the best option to fill in the blank in the given sentence:
The accountant and cashier of our bank ............. resigned.
A student goes to school at the speed of \( 2 \frac{1}{2} \) km/hr and reaches 6 minutes late. If he travels at the speed of 3 km/hr, he is 10 minutes early, then the distance to school from his home is:
Two trains of lengths 150 metres and 180 metres respectively, are running in opposite directions on parallel tracks. If their speeds are 30 km/hr and 24 km/hr respectively, then the time taken by them to cross each other is:
A boat goes 16 km upstream and 24 km downstream in 6 hours. It can go 12 km upstream and 36 km downstream in the same time. The speed of the boat in still water is:
Which of the following is the tallest perennial grass?

Find the region that represents those rural students who are not intelligent? 

Find the region that represents those rural students who are not intelligent
For a two-dimensional free electron gas, the electron density \(n\) and Fermi energy \(E_F\) are related as:
Find out the next number in the series 97, 86, 73, 58, 45, (............):
Pointing to an old woman, Aryan said, "Her son is my son's uncle." How is Aryan related to the old woman?
Which of the following is a Hermitian operator?