Assertion: Magnetic Resonance Imaging $(MRI)$ is a useful diagnostic tool for producing images of various parts of the human body.
Reason: Protons of various tissues of the human body play a role in $(MRI)$.
Reason: Protons of various tissues of the human body play a role in $(MRI)$.
- AIf both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
- BIf both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
- CIf the Assertion is correct but Reason is incorrect.
- DIf both the Assertion and Reason are incorrect.
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Similar Questions
Match List-$I$ with List-$II$.
List-$I$ List-$II$ $(A)$ Magnetic induction $(I)$ Ampere meter$^2$ $(B)$ Magnetic intensity $(II)$ Weber $(C)$ Magnetic flux $(III)$ Gauss $(D)$ Magnetic moment $(IV)$ Ampere meter
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
| $(A)$ Magnetic induction | $(I)$ Ampere meter$^2$ |
| $(B)$ Magnetic intensity | $(II)$ Weber |
| $(C)$ Magnetic flux | $(III)$ Gauss |
| $(D)$ Magnetic moment | $(IV)$ Ampere meter |
Choose the correct answer from the options given below:
Match the items in List-$I$ with the items in List-$II$:
| List-$I$ | List-$II$ |
| :--- | :--- |
| $(A)$ High retentivity | $(i)$ Telephone diaphragm |
| $(B)$ High resistivity | (ii) Diamagnet |
| $(C)$ Low coercivity | (iii) To decrease eddy current losses |
| $(D)$ Negative susceptibility | (iv) Permanent magnet |
| List-$I$ | List-$II$ |
| :--- | :--- |
| $(A)$ High retentivity | $(i)$ Telephone diaphragm |
| $(B)$ High resistivity | (ii) Diamagnet |
| $(C)$ Low coercivity | (iii) To decrease eddy current losses |
| $(D)$ Negative susceptibility | (iv) Permanent magnet |
Two magnets of equal mass are joined at right angles to each other as shown. Magnet $1$ has a magnetic moment $3$ times that of magnet $2$. This arrangement is pivoted so that it is free to rotate in the horizontal plane. In equilibrium,what angle will magnet $1$ subtend with the magnetic meridian?
Difficult
View SolutionMagnetostatic screening or shielding can be created by
Easy
View SolutionWrite the differences between electrostatics and magnetics.
Medium
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