Question
Which one of the following statement is false?
✓
Answer
In an-type semiconductors, electrons are majority carriers and holes are minority carriers.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
An astronaut in a spaceship see the outer space as
How many $NAND $ gates are used to form an $AND$ gate
→A wire frame $PQRSTU$ is moving horizontally with velocity $v$ in a uniform magnetic field $B$ acting perpendicular to its plane as shown in the figure. Choose the $INCORRECT$ statement
→A copper ball of mass $100\ gm$ is at a temperature $T$. It is dropped in a copper calorimeter of mass $100\ gm$, filled with $170\ gm$ of water at room temperature. Subsequently, the temperature of the system is found to be $75^o C$. $T$ is given by......$^oC$ (Given : room temperature $= 30^o C$, specific heat of copper $=$ $0.1$ $cal/gm^o C$)
→Four electric charges $+q,+q, -q$ and $-q$ are placed at the comers of a square of side $2L$ (see figure). The electric potential at point $A,$ midway between the two charges $+q$ and $+q,$ is
→The direction of induced e.m.f. during electromagnetic induction is given by
If vibrations of a string are to be increased by a factor of two, then tension in the string must be made
If two streams of protons move parallel to each other in the same direction, then they
In plotting stress versus strain curves for two materials $P$ and $Q$, a student by mistake puts strain on the $y$-axis and stress on the $x$-axis as shown in the figure. Then the correct statement$(s)$ is(are)
→$(A)$ $P$ has more tensile strength than $Q$
$(B)$ $P$ is more ductile than $Q$
$(C)$ $P$ is more brittle than $Q$
$(D)$ The Young's modulus of $P$ is more than that of $Q$
The ratio of the speed of the electrons in the ground state of hydrogen to the speed of light in vacuum is