List of practice Questions

The longest and the shortest distance of our planet from sun is and $R_1$ and $R_2$. Distance from sun when it is normal to major axis of orbit is .
The impedance of a circuit, when a resistance R and an inductor of inductance L are connected in series in an AC circuit of frequency f, is
Reabsorption of chloride ions (Cl) occurs in which part of the kidney?
Platinum, palladium and iridium are called ?noble metals? because
Plants which are attached to the stones and rocks are
Longest nerve in human body is
In a step-up transformer, the turn ratio is 1 : 2. A Leclanche cell (emf = 1.5 V) is connected across the primary. The voltage developed in the secondary would be
Emasculation is the removal of anther, it is required in the process of
Diabetes insipidus is caused due to the deficiency of
Carbonic anhydrase is found in
By slow distillation of rubber which of the following is obtained?
Between two coherent waves phase is
Secondary roots are
In a spadix inflorescence the spathe encloses
Weberian ossicles are found in
Metameric segmentation is the characteristic feature of phylum
Saccharum officinarum, a monocot plant has
The major excretory product of arthropods is
In bacteria, site of respiration is
Bacterial ribosomes are present
Cork cambium results in the formation of cork which become impermeable to water due to the accumulation of
Which of the following is not a characteristic feature of all the chordates ?
An isosceles prism of angle 120? has a refractive index of 1.44. Two parallel monochromatic rays enter the prism parallel to each other in air as shown. The rays emerging from the opposite faces
A string in a musical instrument is $50\, cm$ long and its fundamental frequency is $800\, Hz$. If a frequency of $1000\, Hz$ is to be produced, then required length of string is
A series resonant $LCR$ circuit has a quality factor ($Q$-factor) 0.4. If $R = 2\, k\Omega, C = 0.1 \, \mu F$, then the value of inductance is