A short sighted person can see distinctly only those objects which lie between 10 cm and 100 cm from him. The power of the spectacle lens required to see a distant object is
|
(a) + 0.5 D |
(b) – 1.0 D |
(c) – 10 D |
(d) + 4.0 D |
(b) – 1.0 D
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In the given figure each plate of capacitance C has partial value of charge
|
(a) CE |
(b) |
(c) |
(d) |
When two deuterium nuclei fuse together to form a tritium nuclei, we get a
|
(a) Neutron |
(b) Deutron |
(c) α - particle |
(d) Proton |
The material of fuse wire should have
|
(a) A high specific resistance and high melting point |
|
(b) A low specific resistance and low melting point |
|
(c) A high specific resistance and low melting point |
|
(d) A low specific resistance and a high melting point |
The north and south poles of two identical magnets approach a coil, containing a condenser, with equal speeds from opposite sides. Then
|
(a) Plate 1 will be negative and plate 2 positive |
|
(b) Plate 1 will be positive and plate 2 negative |
|
(c) Both the plates will be positive |
|
(d) Both the plates will be negative |
