A fluid having no viscosity is known as ______ fluid.

Real

ideal

Newtonian

non-Newtonian

Real

ideal

Newtonian

non-Newtonian

2.

The moment of inertia of a solid sphere of mass m and radius r is -

2 m r^{2} / 3

2 m r^{2} / 5

M R^{2}

m r^{2} / 2

2 m r^{2} / 3

2 m r^{2} / 5

M R^{2}

m r^{2} / 2

3.

In thin cylinders, he thicknesses should be times of internal diameter.

1/20

১/১৫

১/৩০

1/40

1/20

১/১৫

১/৩০

1/40

4.

Collimation method is used in …………. leveling.

profile

Check

differential

A + C

profile

Check

differential

A + C

5.

The C.O.P for reverse Carnot refrigerator is 2. The ratio of lowest temperature to highest temperature will be

twice

half

Four times

three times

twice

half

Four times

three times

6.

The resultant of the two forces P & Q is R. If Q is doubled, the new resultant is perpendicular to P. Then

P = Q

Q = R

Q = 2R

Q = 3R

P = Q

Q = R

Q = 2R

Q = 3R

7.

The phase shift of the 2nd order system with transfer function 1 /s² is

180°

- 180°

0°

90°

180°

- 180°

0°

90°

8.

A manometer is used to measure

Low

High

moderate

atmospheric

Low

High

moderate

atmospheric

9.

Load flow study is carried out for

fault calculation

stability study

system planning

frequency control

fault calculation

stability study

system planning

frequency control

10.

A dry soil sample weighing 100 g has volume of 60 ml and specific gravity 2.5. Its void ratio is

০.৪

0.5

০.৬

0.8

০.৪

0.5

০.৬

0.8

11.

In which of the following cases provision of fins on a given heat transfer surface will be more effective?

Fewer but thin fins

Large number of thin fins.

Large number of thick fins

Fewer but thick fins

Fewer but thin fins

Large number of thin fins.

Large number of thick fins

Fewer but thick fins

12.

The defection angle may have any value between

0° & 45°

0° & 90°

0° & 120°

0° & 180°

0° & 45°

0° & 90°

0° & 120°

0° & 180°

13.

Which of following proportion of different ingredients of concrete mis confirm to the arbitrary method of mixing?

1 : 2 : 5

1 : 3 : 7

1 : 4 : 8

1 : 5 : 9

1 : 2 : 5

1 : 3 : 7

1 : 4 : 8

1 : 5 : 9

14.

Hot Air oven এ জীবানুমুক্ত করা হয়-

All glass material

Culture Media

O.T Dress

Sharp Instrument

All glass material

Culture Media

O.T Dress

Sharp Instrument

15.

নিরাপদ মাতৃত্বের স্তম্ভ কী?

গর্ভকালীন সেবা

নবজাতকের সেবা

যৌন সংক্রমণ প্রতিরোধ

Antenatal Checkup

গর্ভকালীন সেবা

নবজাতকের সেবা

যৌন সংক্রমণ প্রতিরোধ

Antenatal Checkup

16.

Spinal Nerve কয়টি?

31 জোড়া

৩০ জোড়া

১২ জোড়া

৩৫ জোড়া

31 জোড়া

৩০ জোড়া

১২ জোড়া

৩৫ জোড়া

17.

যৌনরোগ কোনটি?

Syphilis

UTI

diabetes

ক্যান্সার

Syphilis

UTI

diabetes

ক্যান্সার

18.

Puerperal Period কয়দিন?

১৫ দিন

২৪ দিন

৪২ দিন

৫০ দিন