This question has Statement-1 and Statement-2. Of the four choice… - Vidyadip

MCQ

This question has Statement$-1$ and Statement$-2$. Of the four choices given after the Statements, choose the one that best describes the two Statements.

Statement $1$ : Davisson : Germer experiment established the wave nature of electrons.

Statement $2$ : If electrons have wave nature, they can interfere and show diffraction.

A
Statement-$1$ is true, statement-$2$ is false.
B
Statement-$1$ is true, statement-$2$ is true and statement-$2$ is$ NOT$ the correct explanation for statement-$1$.
✓
Statement-$1$ is true, statement-$2$ is true and statement$-2$ is correct explanation for statement-$1$.
D
Statement-$1$ is false, statement-$2$ is true

✓

Answer

Correct option: C.

Statement-$1$ is true, statement-$2$ is true and statement$-2$ is correct explanation for statement-$1$.

c

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 11. Dual nature of radiation and matter→11. Dual nature of radiation and matter — all question types→Physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

The energy dissipated by a resistor is $10 \,mJ$ in $1\,s$ when an electric current of $2\, mA$ flows through it. The resistance is $....... \Omega$

(Round off to the Nearest Integer)

The magnifying power of a simple microscope can be increased, if we use eye-piece of

Following figure shows sources ${S_1}$ and ${S_2}$ that emits light of wavelength $\lambda $ in all directions. The sources are exactly in phase and are separated by a distance equal to $1.5\lambda .$ If we start at the indicated start point and travel along path $1$ and $2$, the interference produce a maxima all along

Assertion $(A):$ In a meter bridge experiment, null point for an unknown resistance is put inside an enclosure maintained at a higher temperature. The null point can be obtained at the same $p$ as before by decreasing the value of the standard resistance.

Reason $(R):$ Resistance of metal increases with increase in temperature.

The current from the battery in circuit diagram shown is .............. $A$

A proton beam is going from north to south and an electron beam is going from south to north. Neglecting the earth's magnetic field, the electron beam will deflected (Zero gravity)

The introduction of a grid in a triode valve affects plate current by

Assertion : In a simple battery circuit, the point of the lowest potential is positive terminal of the battery.

Reason : The current flows towards the point of the higher potential, as it does in such a circuit from the negative to the positive terminal.

A square loop of side $2a$ and carrying current I is kept in $xz$ plane with its centre at origin. A long wire carrying the same current I is placed parallel to $z-$axis and passing through point $(0, b , 0),( b >> a ) .$ The magnitude of torque on the loop about $z-$ax is will be

The electric field intensity produced by the radiation coming from a $100\, W$ bulb at a distance of $3\, m$ is $E$. The electric field intensity produced by the radiation coming from $60\, W$ at the same distance is $\sqrt{\frac{x}{5}} E$. Where the value of $x=......... .$