Free Printable Course Activity-1 ECE-ABC

1.

Methods used in synthesis of Rotaxanes are

a)

Capping

b)

Clipping

c)

Slipping

d)

All of the above

2.

method by which a catenane is formed by two not fully closed macrocycles is called

a)

Threading.

b)

Clipping

c)

Double Clipping

d)

Katenaning

3.

Molecule that can be reversibly shifted between two or more stable states in response to environment stimuli is called as

a)

Molecular Switch

b)

Mechanical switch

c)

Butane

d)

All of the above

4.

Mechanically interlocked molecular architecture consisting of a dumbbell shaped molecule which is threaded through macrocycle is called as

a)

Rotaxanes

b)

Catenanes

c)

Supramolecules

d)

All of the above

5.

Mechanically interlocked molecular architecture consisting of two or more interlocked macrocycle is called as.

a)

Cytananes

b)

Rotaxanes

c)

Catenanes

d)

katenanes

6.

Ab initio studies are first used to study the excited states of

a)

Hexane

b)

Benzene

c)

Butane

d)

None

7.

The docking involves two protein molecules simulated computer to interact with one another

is called as

a)

Protein-Protein docking

b)

Protein ligand docking

c)

Protein-molecule docking

d)

All of the above

8.

Among the following Which tools are used for docking.

a)

Dock

b)

Auto dock

c)

Glide

d)

None of the above

9.

In Auto dock the docking algorithm is

a)

Lamarckian

b)

Genetic

c)

Both a & b

d)

None

10.

In which type of docking both receptor and ligand internal geometry treated as rigid

a)

Hard docking

b)

Rigid docking

c)

Induced docking

d)

None of the above

11.

In which type of docking ligand is flexible and receptor is rigid

a)

Protein protein

b)

Protein ligand

c)

Both a & b

d)

None

12.

The e.m.f of the dry cell is about.

a)

0 V

b)

b.0.5 V

c)

1 V

d)

1.5 V

13.

Fuel cells do not produce pollutants like

a)

CO2

b)

CO

c)

SO2

d)

All of the above

14.

in floppy thin plastic base material is coated with

a)

ferrum oxide

b)

zinc oxide.

c)

iron oxide.

d)

lithium oxide

15.

Which of the following liquid crystals used in LCD's

a)

Heavy water

b)

Nematic.

c)

HCl

d)

None of the above

16.

Which of the following converts energy of combustion of fuels in to electrical energy

a)

Fuel Cell

b)

Acid cell

c)

Lechlanche

d)

All of the above

17.

compact disc is made with

a)

Carbohydrate

b)

Polycarbonate

c)

PVC.

d)

All of the above

18.

The LCD display working is based on ________ of light

a)

Radiation

b)

Transmission

c)

Emission

d)

Reflection

19.

Life of lithium battery can be expressed in terms of

a)

Half life

b)

R factor.

c)

Case life

d)

Cycle life

20.

The sum of potential and kinetic energy are represented in quantum mechanics by

a)

Hamiltonian operator

b)

Hermitian operator

c)

Laplacian operator

d)

All of the above

Course Activity-1 ECE-ABC

Total questions: 20

Worksheet time: 10mins

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