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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Answer the following question in detail. Define the Angle of Dip.

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प्रश्न

Answer the following question in detail.

Define the Angle of Dip.

एका वाक्यात उत्तर
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उत्तर

Angle made by the direction of the resultant magnetic field with the horizontal at a place is inclination or angle of dip (Φ) at the place.

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पाठ 12: Magnetism - Exercises [पृष्ठ २२८]

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बालभारती Physics [English] Standard 11 Maharashtra State Board
पाठ 12 Magnetism
Exercises | Q 3. (iii) | पृष्ठ २२८

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Name the electromagnetic waves which (i) maintain the Earth’s warmth and (ii) are used in aircraft navigation.


Where on the surface of Earth is the angle of dip zero?


A horizontal straight wire of length L extending from east to west is falling with speed v at right angles to the horizontal component of Earth’s magnetic field B. 

(i) Write the expression for the instantaneous value of the e.m.f. induced in the wire. 

(ii) What is the direction of the e.m.f.?

(iii) Which end of the wire is at the higher potential?


The reduction factor K of a tangent galvanometer is written on the instrument. The manual says that the current is obtained by multiplying this factor to tan θ. The procedure works well at Bhuwaneshwar. Will the procedure work if the instrument is taken to Nepal? If there is same error, can it be corrected by correcting the manual or the instrument will have to be taken back to the factory?


What is the angle of dip at a place where the horizontal component `(B_H)` and vertical component `(B_V)` of earth’s magnetic field are equal : 


Choose the correct option.

A place where the vertical components of Earth's magnetic field is zero has the angle of dip equal to


Choose the correct option.

A place where the horizontal component of Earth's magnetic field is zero lies at


What is a geographic meridian?


Answer the following question in detail.

How does the magnetic declination vary with latitude? Where is it minimum?


Solve the following problem.

A magnet makes an angle of 45° with the horizontal in a plane making an angle of 30° with the magnetic meridian. Find the true value of the dip angle at the place.


Answer the following question regarding earth’s magnetism:

A vector needs three quantities for its specification. Name the three independent quantities conventionally used to specify the earth’s magnetic field.


The earth’s magnetic field varies from point to point in space. Does it also change with time? If so, on what time scale does it change appreciably?


A long straight horizontal cable carries a current of 2.5 A in the direction 10° south of west to 10° north of east. The magnetic meridian of the place happens to be 10° west of the geographic meridian. The earth’s magnetic field at the location is 0.33 G, and the angle of dip is zero. Locate the line of neutral points (ignore the thickness of the cable)? (At neutral points, magnetic field due to a current-carrying cable is equal and opposite to the horizontal component of earth’s magnetic field.)


A telephone cable at a place has four long straight horizontal wires carrying a current of 1.0 A in the same direction east to west. The earth’s magnetic field at the place is 0.39 G, and the angle of dip is 35°. The magnetic declination is nearly zero. What are the resultant magnetic fields at points 4.0 cm below the cable?


The earth’s magnetic field always has a vertical component except at the ______.

The strength of the earth’s magnetic field is ______.

Which of the following is responsible for the earth’s magnetic field?

Which of the following independent quantities is not used to specify the earth’s magnetic field?


At a given place on earth’s surface the horizontal component of earth’s magnetic field is 2 × 103-5 T and resultant magnetic field is 4 × 103-5 T. The angle of dip at this place is ______.


The net magnetic flux through any closed surface, kept in a magnetic field is ______.


The horizontal component of earth’s magnetic field at a place is `sqrt3` times the vertical component. The angle of dip at that place is ______.


If the change in value of g at height h above the surface of the earth is the same as at a depth d below the surface of the earth, when both d and h are much smaller than the radius of the Earth, then which one of the following is true?


A satellite S is moving in an elliptical orbit around the earth. The mass of the satellite is very small compared to the mass of the earth. Then,


A 10-meter wire is kept in east-west direction. It is falling down with a speed of 5.0 meter/second, perpendicular to the horizontal component of earth's magnetic field of 0.30 × 10−4 weber/meter2. The momentary potential difference induced between the ends of the wire will be:


At a place of latitude 5°, angle of dip is nearly


The earth's magnetic field at a certain place has a horizontal component 0.3 gauss and the total strength 0.5 gauss. The angle of dip is ______.


Isogonic lines are those for which ______.


Consider the plane S formed by the dipole axis and the axis of earth. Let P be point on the magnetic equator and in S. Let Q be the point of intersection of the geographical and magnetic equators. Obtain the declination and dip angles at P and Q.


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