List of practice Questions

Which of the following is the correct equation?
A particle starts with S.H.M. from the mean position as shown in the figure. Its amplitude is $A$ and its time period is $T$. At one time, its speed is half that of the maximum speed. What is this displacement?
What will be the longest wavelength line in Balmer series of spectrum?
Resistance of an ideal ammeter is
A red flower seen through a green glass looks
Four resistors of $100\,\Omega$ each are connected in the form of a square. Then the effective resistance along the diagonal point is
An electron in motion is associated with
80S ribosomes have two sub units which are:
There is no hole current in good conductors because:
Which type of DNA is found in bacteria?
Which one of the following statement about lichens is wrong?
What is the genetic material in influenza virus?
When an animal has both the characters of male and female, it is called
Coelom is found between
A force vector applied on a mass is represented as $\overrightarrow{F}=6\widehat i-8\hat j+10\hat k$ and accelerates with $1 m/s^2.$ What will be the mass of the body?
The isotonic solutions have equal:
The statement "algebraic sum of currents meeting at a node is zero" is
Sky seen from earth appears blue because of
What happens when chloroform is left open in air in the presence of sunlight?
The horns of Rhinoceros are composed of
Arrange the following compounds in order of increasing dipole moment, toluene (I), m-dichlorobenzene (II), o-dichlorobenzene (III),p-dichlorobenzene (IV)
When light passes form one medium to another, there is a change in
The ratio between the root mean square speed of $H_2$ at 50 K and that of $O_2$ at 800 K is
Which of the following is not an explosive?
The reaction, $ {{C}_{6}}{{H}_{5}}{{N}_{2}}Cl\xrightarrow{C{{u}_{2}}C{{l}_{2}}/HCl}{{C}_{2}}{{H}_{5}}Cl+{{N}_{2}}\uparrow $ is called: