List of practice Questions

Draw the circuit diagrams for obtaining the V-I characteristics of a p-n junction diode. Explain briefly the salient features of the V-I characteristics in (i) forward biasing, and (ii) reverse biasing.
The International Atomic Energy Agency (IAEA) was established in:
Given below are certain cations. Using inorganic qualitative analysis, arrange them in increasing group number from 0 to VI.
A) Al3+
B) Cu2+
C) Ba2+
D) Co2+
E) Mg2+
Choose the correct answer from the options given below
On a certain principal, CI and SI at a certain rate of interest for 2 years is ₹ 16560 and ₹ 14400 respectively. Find the principal and rate of interest per annum.
For the given circuit, the diode \( D \) is ideal. The power dissipated by the \( 300\ \Omega \) resistor is:
power dissipated by the 300 Ω resistor is
According to Bray’s Nutrient Mobility concept, which among following element is mobile in plants but immobile in soil?
If we don’t leave now, ……
Double fertilization is a characteristic of
Identify the autocatalytic reaction from the following:
Which of the following has maximum coagulating power in the coagulation of positively charged sol?
Describe the physiological effects and applications of ethylene.
What does BAMCEF stand for?
Among the following four statements, the statement which is not true, for all \( n \in N \) is:
What is the Rydberg constant? Write down its unit.
What is an electric dipole? Find an expression for electric potential at any point due to an electric dipole.
What is interference of light? Find an expression for fringe width in Young's double slit experiment.
Mention the defects of human vision and describe the methods to remove them.
Write the properties of diamagnetic, paramagnetic, and ferromagnetic materials.
Define self-inductance and write its S.I. unit. Find the self-inductance for a solenoid of \( N \) turns, length \( l \), and radius \( r \).
Describe with diagram the working method of p-n-p and n-p-n transistors.
What is the critical angle? Write down its necessary conditions.
10$^{19}$ electrons are placed on an uncharged body. Calculate the charge produced on the body.
Mention the difference between p-type and n-type semiconductors.
Write down two uses of a shunt.
What is wattless current?