In what year did Galileo first use an optical telescope to study the moon?
A. 1492
B. 1609
C. 1212
D. 1743
Everyday Science Mcqs
Energy possessed by water in a dam is ?
Energy possessed by water in a dam is ?
A. Electrical energy
B. Mechanical energy
C. Kinetic energy
D. Potential energy
Charge carriers in a metal are electrons rather than protons because electrons are?
Charge carriers in a metal are electrons rather than protons because electrons are?
A. Smaller
B. Negative
C. Loosely bound
D. All of the above
Dioptre is used to measure ?
Dioptre is used to measure ?
A. Lens refractive power
B. Luminous intensity
C. Power
D. Distance of heavenly bodies
Which one of the following is a bio molecule?
Which one of the following is a bio molecule?
A. Formic Acid
B. Tartic Acid
C. Glutamic Acid
D. Glutaric Acid
Patela is a bone of the ________?
Patela is a bone of the ________?
A. Skull
B. Leg
C. Arm
D. Chest
Cancer can be treated by ?
Cancer can be treated by ?
A. Antibiotics & vaccines
B. Radiotherapy & antibiotics
C. Chemotherapy & radiotherapy
D. Antibiotics & Chemotherapy
Photography works by?
Photography works by?
A. Capturing the souls of the objects being photographed
B. Capturing light reflected from the objects being photographed
C. Both A & B
D. None of these
A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ?
A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ?
A. 35
B. 25
C. 12
D. 07
Communication satellites are in which orbit?
Communication satellites are in which orbit?
A. Geosynchronous
B. Semi synchronous
C. Geostationary
D. None of these