Which gas does a Photocopier machine produce?
Which gas does a Photocopier machine produce?
A. Ozone
B. carbon dioxide
C. Sulfur dioxide
D. None of these
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Hepatitis A is transmitted to various individuals by ?
Hepatitis A is transmitted to various individuals by ?A. Sneezing
B. Faeces
C. Spit
D. WaterAngle of friction and angle of repose are?
Angle of friction and angle of repose are?A. equal to each other
B. not equal to each other
C. proportional to each other
D. None of theseWhich of the following planets have the longest day?
Which of the following planets have the longest day?
A. Jupiter
B. Mercury
C. Earth
D. VenusThe setting sun often looks oval in the shape because of__________?
The setting sun often looks oval in the shape because of__________?
A. The fact that sun really becomes oval in the evening
B. Refraction of rays of sun passing through the atmosphere
C. Optical Illusion
D. DispersionWhich of the following is a rich source of Vitamin B-12?
Which of the following is a rich source of Vitamin B-12?A. Cashew nut
B. Milk
C. Apple
D. WatermelonA tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to____________?
A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to____________?A. Prop him up if he falls
B. Spread out his weight and reduce the pressure on the rope
C. Add extra weight to keep the rope tightly stretched
D. To keep the centre of gravity always vertically above the rope