The defect of the eye lens which occurs as a result of weak ciliary muscles is called
astigmatism
hypermetropia
myopia
presbyopia
spherical aberration
Correct answer is D
No explanation has been provided for this answer.
23.9°
26.6°
29.5°
60.0°
63.4°
Correct answer is B
No explanation has been provided for this answer.
2J
20J
100J
1000J
2000J
Correct answer is A
No explanation has been provided for this answer.
In which of the following fields is repulsion NOT experienced?
Electrical only
Gravitational only
Magnetic only
Magnetic and electrical
Magnetic and gravitational
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about the pressure in a liquid is NOT correct? It
acts in all direction
changes with the material of the container
is the same at all points in the same horizontal plane
varies with the density of the liquid
varies with the depth of the liquid
Correct answer is B
No explanation has been provided for this answer.