List of practice Questions

The formula of chloroform is
The frequency of direct current is _____ .
The functional group in aldehyde is
The inner surface of the small intestine contains thousands of finger like projections are called
The IUPAC name of \(CH_3-CH_2-CH=CH_2\) is
The lens that is used to rectify hypermetrophia
The lens which can form real and virtual images is
The minimum distance from a real object to the real image in a concave mirror is equal to
The mirror used as "Rearview" mirror in vehicles is
The nature of non-metallic oxides is generally
The number of bond pairs and lone pairs of electrons in H2O molecule are
The power delivered by a battery of emf 20 V is 40 W. Then the current delivered by the battery is
The region in brain portion that controls hunger signals
The relation between focal length and radius of curvature of a spherical mirror is
The relation between the speed of wave (v), wavelength (λ) and frequency (n) is
The volume occupied by one gram of hydrogen gas at STP is
Unit of power of a lens.
Vegetative propagation through leaves is seen in ____ .
Volume of oxygen required at STP for complete combustion of 1 mole of ethane.
What is the focal length of a double concave lens kept in air with two spherical surfaces of radii \(R_1=30 \ cm,\ R_2=60\ cm\) and refractive index of glass is \(n=1.5\)?
What is the lens makers formula?
What is the position of the image if the object is placed beyond the centre of curvature on the principal axis of convex lens?
When light passes through the liquids the change of frequency of Scattered light is related to
When objects of different distances are seen which of the following remain constant
When two ends of a conductor are connected to terminals of battery, what happens inside conductor?