NEET questions
18092 published questions with worked solutions.
- Which of the following statement is false for the properties of electromagnetic waves?
- The dimension of 1 2 _0 E^2, where _0 is permittivity of free space and E is electric field, is
- A lens having focal length f and aperture of diameter d forms an image of intensity I. Aperture of diameter d2 in central region...
- If U and W represent the increase in internal energy and work done by the system respectively in a thermodynamical process, which...
- A 220 volt input is supplied to a transformer. The output circuit draws a current of 2.0 ampere at 440 volts . If the efficiency...
- A source S_1 is producing 10^ 15 photons per second of wavelength 5000 . Another source S_2 is producing 1.02 10^ 15 photons per...
- A vibration magnetometer placed in magnetic meridian has a small bar magnet. The magnet executes oscillations with a time period...Not in JEE Advanced syllabus
- The potential difference that must be applied to stop the fastest photoelectrons emitted by a nickel surface, having work...
- A square current carrying loop is suspended in a uniform magnetic field acting in the plane of the loop. If the force on one arm...
- Consider the following two statements. (A) Kirchhoff's junction law follows from the conservation of charge (B) Kirchhoff's loop...
- For the reaction N _2 O _5(g) 2 NO _2(g) + 1 2 O _2(g) the value of rate of disappearance of N _2 O _5 is given as 6.25 10^ -3...
- Liquid hydrocarbons can be converted to a mixture of gaseous hydrocarbons by:
- In which of the following pairs of molecules/ions, the central atoms have sp^2 hybridization?
- Which one of the following does not exhibit the phenomenon of mutarotation?
- Which one of the following complex ions is not expected to absorb visible light?
- Given are cyclohexanol (I), acetic acid (II), 2,4,6-trinitrophenol (III) and phenol (IV). In these the order of decreasing acidic...
- If pH of a saturated solution of Ba(OH) _2 is 12, the value of its K_ sp is:
- The reaction of toluene with Cl _2 in presence of FeCl _3 gives 'X' and reaction in presence of light gives 'Y'. Thus, 'X' and...
- What is [ H ^+] in mol/L of a solution that is 0.20 M in CH _3 COONa and 0.10 M in CH _3 COOH ? (K_a for CH _3 COOH = 1.8 10^ -5 )
- For an endothermic reaction, energy of activation is E_a and enthalpy of reaction is H (both of these in kJ/mol). Minimum value...