List of practice Questions

Drift velocity of electrons is independent of time Electrons are accelerated in the presence of electric field
Study of reptiles is known as
The probability of survival of a radioactive nucleus for one mean life is
Direction of zero vector
What will happen to the weight of the body at the south pole, if the earth stops rotating about its polar axis?
Amniocentesis is a technique used to
Boric acid is polymeric due to
Ammonium cyanate on heating gives
Dimethyl ether and ethyl alcohol are
$i^{243}$ is equal to
Non stoichiometric defects are formed by
Striated muscle fibres are found in
Ammonia acts as a very good ligand but ammonium ion does not form complexes because
Streptokinase which is used as a ??lot buster?
Amensalism is an association between two species where
Noble gases are group of elements which exhibit very
Dikaryophase is a specific characteristic of
AM is used for broadcasting because
When 2-methoxypropane is heated with HI, in the mole ratio 1: 1, the major products formed are
Two bodies are projected simultaneously with the same velocity of 19.6 m/s from the top of a tower, one vertically upwards and the other vertically downwards As they reach the ground, the time gap is

Let a, b, c be distinct non-negative numbers. If the vectors a\(\hat i\) + a\(\hat j\) + c\(\hat k\), \(\hat i\) + \(\hat k\) and c\(\hat i\) + c\(\hat j\) + b\(\hat k\) lie in a plane, then c is

$1$ ampere current is equivalent to
$8$ identical cells, each of emf $E$ and internal resistance $r$, are connected in series. If polarity of two cells is reversed then the total internal resistance in the circuit will be
A 10 m long wire of resistance $ 20O $ is connected in series with a battery ofemf3V and a resistance of $ 10O $ The potential gradient along the wire in V /m is
A $220\, volts$ and $100\, watt$ bulb is connected to a $110$ volt source. What is the power consumed by the bulb?