Question
Statements: Some tigers are lion. Only a
few lion are zebra. No zebra is bear. All bears are fox. Conclusions: I) All lion being bear is a possibility. II) Some fox are not tiger. Study the following information carefully and answer the questions given below.Solution
The experimental evidence that the electron exhibits wave-like characteristics was first provided by:
A solid non-conducting sphere of radius R carries a uniform volume charge density ρ. What is the ratio of electric field at r = R (surface) to that at ...
In Young’s double-slit experiment, if the distance between slits is increased, fringe width:
Which of the following phenomena establishes the transverse nature of light waves?
An object of mass ‘m’ be made to fall freely from a height ‘h’. At the start the potential energy is _____ and kinetic energy is ______.
...A galvanometer coil has a resistance of 14 Ω and the metre shows full scale deflection for a current of 4 mA. How will you convert the metre into a vo...
Find the power if a force of 100 N displaces an object by 10 m in 5 seconds.
A ray of light passing through an equilateral triangular glass prism from air undergoes minimum deviation when angle of incidence is 75% of the angle o...
The 'four stroke petrol engine' is based on –
