List of top Questions asked in BITSAT- 2009

Which one of the following graphs represents the behaviour of an ideal gas? 

Calculate the area of the plates of a one farad parallel plate capacitor if separation between plates is 1 mm and plates are in vacuum
The length of a potentiometer wire is . A cell of emf E is balanced at a length /3 from the positive end of the wire. If the length of the wire is increased by /2. At what distance will the same cell give a balance point?
A constant current i flows in a loop of radius r. It is placed in a uniform magnetic field B₀ such that B₀ is perpendicular to the plane of the loop. The magnetic force acting on the loop is
An ammeter reads upto 1 ampere. Its internal resistance is 0.81 ohm. To increase the range to 10 A the value of required shunt is
At the magnetic north pole of the earth, the value of horizontal component of earth’s magnetic field and angle of dip are, respectively
Lenz’s law is a consequence of the law of conservation of
The magnetic field in a travelling electromagnetic wave has a peak value of 20 nT. The peak value of electric field strength is
When a mica sheet of thickness 7 microns and μ=1.6 is placed in the path of one of interfering beams in a biprism experiment then the central fringe gets at the position of seventh bright fringe. The wavelength of light used will be
In Young's double slit experiment, if the slit widths are in the ratio 1:2, the ratio of the intensities at maxima will be
In a photoelectric experiment, with light of wavelength λ, the fastest electron has speed v. If the exciting wavelength is changed to 3λ/4, the speed of the fastest emitted electron will become
Taking Rydberg’s constant RH=1.097×10⁷ m⁻¹, the first and second wavelength of Balmer series in hydrogen spectrum is
An X-ray tube is operated at 15 kV. Calculate the upper limit of the speed of the electrons striking the target.

Assuming the diodes to be of silicon with forward resistance zero, the current I in the following circuit is 

Given the numbers : 161 cm, 0.161 cm, 0.0161 cm. The number of significant figures for the three numbers are
The intermediate formed during the addition of HCl to propene in the presence of peroxide is
Which of the following has zero dipole moment?

Keto–enol tautomerism is observed in

Which one of the following contain isopropyl group?
The statement which is not correct about control of particulate pollution is:
Chief source of soil and water pollution is:
The false statement among the followings:
The atomic radius of atom is r. Total volume of atoms present in an fcc unit cell of an element is:
Which one of the following statements is false?
The degree of dissociation of Ca(NO₃)₂ in a dilute aqueous solution containing 7.0 g of salt per 100 g of water at 100C is 70%. If vapour pressure of water at 100C is 760 mm Hg, the vapour pressure of the solution is: