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Satkriti Roao
@satkriti-roao
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Joined: Jun 14, 2021
Last seen: Aug 6, 2021
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Topics: 2248 / Replies: 1
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Topic
Describe some experiments to show that the magnetic field is associated with an electric current.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 91
Topic
Describe how you will locate a current-carrying wire concealed in a wall.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 227
Topic
The lines of……………. round a straight current-carrying conductor are in the shape of
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 371
Topic
State three ways in which the strength of an electromagnet can be increased.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 341
Topic
What is the shape of a current-carrying conductor whose magnetic field pattern resembles that of a bar magnet?
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 308
Topic
State whether the following statement is true or false : The magnetic field inside a long circular coil carrying current will be parallel straight lines.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 91
Topic
What is the other name of Maxwell’s right-hand thumb rule?
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 93
Topic
State the form, of magnetic field lines around a straight current-carrying conductor.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 78
Topic
Name the rule for finding the direction of magnetic field produced by a straight current-carrying conductor.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 69
Topic
State qualitatively the effect of inserting an iron core into a current-carrying solenoid.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 82
Topic
Name the scientist who discovered the magnetic effect of current.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 94
Topic
What conclusion do you get from the observation that a current-carrying wire deflects a compass needle placed near it?
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 152
Topic
Which effect of current can be utilised in detecting a current-­carrying wire concealed in a wall?
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 293
Topic
The figure given below shows the magnetic field between two magnets :
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 506
Topic
The three diagrams in the following figure show the lines of force (field lines) between the poles of two magnets. Identify the poles A, B, C, D, E and F.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 348
Topic
The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and mark in it the direction of the compass needle for each of the cases B, C and D.
5 years ago
Forum
Magnetic Effects of Electric Current
Replies: 0
Views: 225
Topic
Find the cost of digging a cuboidal pit 8m long, 6m broad and 3m deep at the rate of Rs 30 per m^3.
5 years ago
Forum
Surface Areas and Volumes
Replies: 0
Views: 404
Topic
A cuboidal vessel is 10 m long and 8 m wide. How high must it be made to hold 380 cubic metres of a liquid?
5 years ago
Forum
Surface Areas and Volumes
Replies: 0
Views: 321
Topic
A cuboidal water tank is 6m long, 5m wide and 4.5m deep. How many litres of water can it hold?
5 years ago
Forum
Surface Areas and Volumes
Replies: 0
Views: 112
Topic
A matchbox measures 4 cm × 2.5 cm × 1.5 cm. What will be the volume of a packet containing 12 such boxes?
5 years ago
Forum
Surface Areas and Volumes
Replies: 0
Views: 139
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