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Worksheets

Betatron

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

The modern type of X-ray tube was designed by ------------ .

(a)  

2.

The term --------------- is used to describe the radiation emitted by a

charged particle that is accelerated in the Columbic field of force of the nucleus.

(a)  

3.

Fall after the increase reaches a certain variable amount

a)

A.Process factor

b)

B.Law of Supply and Demand

c)

C.Law of Diminishing Return

d)

D.Inflation

4.

The counter remains insensitive for the certain period of time

a)

Dead time

b)

Dead time loss

c)

Count lost

d)

Resolving time

5.

Coefficient of friction for dry surfaces

a)

A.Does not depend on the material

b)

B.Depends only on the finish condition of the surface

c)

C.Depends on the material and on the finish condition of the surface

d)

D.Depends on the composition of the material only

6.

The value which the disinterested third party, different from buyer or seller will determine in order to establish a price that is far and acceptable to both the buyer and the seller

a)

A.Resale value

b)

B.Fair value

c)

C.Salvage value

d)

D.Book value

7.

Triple point of water is at ______0 F

a)

A.30

b)

B.35

c)

C.32

d)

D.40

8.

A solid figure having a constant cross section in plane perpendicular to is axis

a)

A.Conic

b)

B.Prism

c)

C.Cissoids

d)

D.Ellipse

9.

For economic decision making process in the private sector, economic calculations are made to maximize net benefits to:

a)

A.Those who invest in the enterprise and assume no risk

b)

B.The public

c)

C.The creditors of the enterprise

d)

D.Those who work as part of the enterprise

10.

Modes of extinguishing obligation when creditor abandon his right to collect

a)

condonation

b)

forfeiture

c)

debt cancellation

d)

liquidated damages