Electronics-I Physics Test Series NEET 2020

Test Preparation on Electronics-I-Physics Test Series For NEET 2020

1.

The nature of binding for a crystal with alternate and evenly spaced positive and negative ions is

1Covalent
2Metallic
3Dipolar
4Ionic

2.

For a cubic crystal structure which one of the following relations indicating the cell characteristics is correct

1A
2B
3C
4D

3.

In good conductors of electricity, the type of bonding that exists is

1Ionic
2Vander Waals
3Covalent
4Metallic

4.

If the lattice parameter for a crystalline structure is 3.6 ?, then the atomic radius in fcc crystal is

12.92
21.27
31.81
42.1

5.

Copper has face centered cubic (fcc) lattice with interatomic spacing equal to 2.54?. The value of the lattice constant for this lattice is

11.27
25.08
32.54
43.59

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