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A. Photograph
B. Two-dimensional sketch
C. Hologram
D. Photocopy
Answer
Answer
C. Hologram
Submitted by: Toheed Ahmed
The satellites which revolve in such an orbit, so that they move with earth rotation are called _________?
A. Geo satellites
B. Stationary satellites
C. Earth-space satellites
D. Geo-stationary satellites
Answer
Answer
D. Geo-stationary satellites
Submitted by: Toheed Ahmed
Radar transmits short pulses of nigh frequency, which are called
A. Infrared waves
B. Ultraviolet waves
C. Radio waves
D. Sound waves
Answer
Answer
C. Radio waves
Submitted by: Toheed Ahmed
The ray with high penetrating power is ________?
A. x-rays
B. y-rays
C. a-rays
D. 13-rays
Answer
Answer
C. a-rays
Submitted by: Toheed Ahmed
The penetration of x-rays through an object depends upon the object’s
A. Density
B. Shape
C. Size
D. Pressure
Answer
Answer
A. Density
Submitted by: Toheed Ahmed
To find the hidden secrets under the water, the ships and submarines use the
A. Sonar system
B. Radiation system
C. X-ray system
D. Radiation system
Answer
Answer
A. Sonar system
Submitted by: Toheed Ahmed
The amount of energy in wheat is ________?
A. 100 K Calories / 100 gm
B. 348 K Calories / 100 gm
C. 490 K Calories / 100 gm
D. 245 K Calories / 100 gm
Answer
Answer
B. 348 K Calories / 100 gm
Submitted by: Toheed Ahmed
The amount of energy provided by eggs is ________?
A. 80 K Calories / 100 gm
B. 100 K Calories / 100 gm
C. 180 K Calories / 100 gm
D. 200 K Calories / 100 gm
Answer
Answer
C. 180 K Calories / 100 gm
Submitted by: Toheed Ahmed
The amount of energy required by the children of age between one to three years is _________?
A. 300 K Calories
B. 600 K Calories
C. 1200 K Calories
D. 1500 K Calories
Answer
Answer
C. 1200 K Calories
Submitted by: Toheed Ahmed
The major part of natural gas, petroleum and coal consist of _________?
A. CFC
B. Carbon dioxide
C. Chlorin
D. Methane
Answer
Answer
D. Methane
Submitted by: Toheed Ahmed