Everyday Science Mcqs

Q.  The half life of a radioactive element is 8-days. How long it take to reduce it from 10 mg to 5 mg?

a. 4 days
b. 12 days
c. 16 days
d. 8 days
e. None of these


ANSWER: See Answer
 
No explanation is available for this question!
TasDia Network - Mcqs | Signature | Lyrics
MCQs:  It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Parsec is a unit of ___________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  German Silver is an alloy of___________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  The temperature of the dead body is_______________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Cusec is a unit of _________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Twinkling of stars is caused by ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Magnifying power of a simple microscope can be increased by ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Night vision is possible with the help of ___________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Myopia is a defect of Human eye. it can be corrected by using a lens called?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  In humans , most nutrient molecules are absorbed by the ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Cobalt is a material which is ?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  What is the body temperature of a normal man?
Category: General Knowledge Quiz,   Published by: T-Code Scripts