Which of the following is true for photon
|
(a) E = |
(b) E = |
(c) p = |
(d) E = |
Which of the following is true for photon
|
(a) E = |
(b) E = |
(c) p = |
(d) E = |
(a) E =
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A series combination of two resistors 1 W each is connected to a 12 V battery of internal resistance 0.4 W. The current flowing through it will be
|
(a) 3.5 A |
(b) 5 A |
(c) 6 A |
(d) 10 A |
If a steady current of 4 amp maintained for 40 minutes, deposits 4.5 gm of zinc at the cathode and then the electro chemical equivalent will be
|
(a) 51 |
(b) 28 |
|
(c) 32 |
(d) 47 |
Angular width (b) of central maximum of a diffraction pattern on a single slit does not depend upon
|
(a) Distance between slit and source |
(b) Wavelength of light used |
|
(c) Width of the slit |
(d) Frequency of light used |
$\overrightarrow{\text{F}}.\overrightarrow{\text{a}}$
$\overrightarrow{\text{v}}.\overrightarrow{\text{r}}$
$\overrightarrow{\text{a}}.\overrightarrow{\text{r}}$
$\overrightarrow{\text{F}}.\overrightarrow{\text{r}}$