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प्रश्न
An X-ray beam can be deflected
पर्याय
by an electric field
by a magnetic field
by an electric field as well as a magnetic field
neither by an electric field nor a magnetic field
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उत्तर
neither by an electric field nor a magnetic field
Since X-rays do not have any charged particles, they are not deflected by an electric field or a magnetic field.
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संबंधित प्रश्न
A wave has wavelength 50 Å.
- Name the wave.
- State its speed in vacuum.
- State its one use.
Arrange the following radiations in the order of their increasing wavelength:
X-rays, infrared rays, ratio waves, gamma ray and microwaves.
Give the range of wavelength of the electromagnetic waves visible to us.
Name two electromagnetic waves of frequency smaller than that of violet light. State one use of each.
Name the waves used for taking photographs in dark.
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(Use Planck constant h = 6.63 × 10-34 Js= 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
The Kβ X-rays from certain elements are given below. Draw a Moseley-type plot of √v versus Z for Kβ radiation.
| Element | Ne | P | Ca | Mn | Zn | Br |
| Energy (keV) | 0.858 | 2.14 | 4.02 | 6.51 | 9.57 | 13.3 |
The Kα X-rays of aluminium (Z = 13) and zinc (Z = 30) have wavelengths 887 pm and 146 pm respectively. Use Moseley's law √v = a(Z − b) to find the wavelengths of the Kα X-ray of iron (Z = 26).
(Use Planck constant h = 6.63 × 10-34 Js= 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
The Kα and Kβ X-rays of molybdenum have wavelengths 0.71 A and 0.63 A respectively. Find the wavelength of Lα X-ray of molybdenum.
Give one use of electromagnetic radiation in Microwaves.
Answer briefly.
Does an ordinary electric lamp emit EM waves?
Name the e.m. waves which are suitable for radar systems used in aircraft navigation. Write the range of frequency of these waves.
A car is moving towards a high cliff. The car driver sounds a horn of frequency f. The reflected sound heard by the driver has a frequency 2f. If v be the velocity of sound, then the velocity of the car, in the same velocity units, will be:
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Identify the electromagnetic wave whose wavelength range is from about 10-12 m to about 10-8 m. Write one use of this.
Name the electromagnetic radiation that has been used in obtaining the image below.
Which part of the electromagnetic spectrum is known as the visible spectrum?
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Which set lists applications of X-rays?
