by Sunday | Jan 11 | Physics JAMB
A. helioscope B. telescope C. stroboscope D. sun meter Correct Answer: Option A = helioscope Explanation A helioscope is an instrument used for observing the sun and sunspots. The helioscope was first used by Benedetto Castelli and refined by Galileo...
by Sunday | Jan 11 | Physics JAMB
A. coupling device B. cable C. ferrule D. connector housing Correct Answer: Option A – coupling device Explanation Fiber optic couplers are used to split the input signals into two or more outputs, they are called splitters in this case. On the other hand, some...
by Sunday | Jan 11 | Physics JAMB
A. sky to land B. sea to sky C. land to sea D. sea to land Correct Answer: Option D = sea to land Explanation A sea breeze describes a wind that blows from the ocean inland towards land. This breeze occurs most often in the spring and summer months because of the...
by Sunday | Jan 11 | Physics JAMB
A. increases non-linearly with measuring temperature B. increases linearly with increasing temperature C. decreases linearly with increasing temperature D. decreases non-linearly with measuring temperature Correct Answer: Option B = increases linearly with increasing...
by Sunday | Jan 11 | Physics JAMB
A. expands unevenly between 0 ºC and 4 ºC B. maintains fixed density C. has high freezing point D. wets glass Correct Answer: Option A = expands unevenly between 0 ºC and 4 ºC Explanation Water is most anomalous at low temperatures, with the remarkable density maximum...