CBSE Class 10 Science Chapter 13 Magnetic Effects of Electric Current Multiple Choice Questions with Answers. MCQ Class 10 Science Magnetic Effects of Electric Current with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Science Magnetic Effects of Electric Current MCQs with Answers to know their preparation level.
MCQ Class 10 Science Magnetic Effects of Electric Current with Answers - Set - 4
Question 1:Â
By which instrument, the presence of magnetic field be determined?
(a) Magnetic Needle
(b) Ammeter
(c) Galvanometer
(d) Voltmeter
Correct Answer – (D)
Question 2 :Â
Relative strength of magnetic field at a point in the space surrounding the magnet is shown by the
(a) length of magnet
(b) thickness of magnet
(c) degree of closeness of the field.
(d) resistance offered by the surroundings
Correct Answer – (A)
Question 3 :Â
Magnetic effect of current was discovered by
(a) Oersted
(b) Faraday
(c) Bohr
(d) Ampere
Correct Answer – (A)
Question 4 :Â
The insulation colour of earth wire is
(a) blue
(b) red
(c) green
(d) white.
Correct Answer – (C)
Question 5 :Â
Electric motor is a device which converts
(a) mechanical energy to electrical energy
(b) electrical energy to mechanical energy
(c) chemical energy to mechanical energy
(d) mechanical energy to light energy.
Correct Answer – (B)
MCQ Class 10 Science Magnetic Effects of Electric Current with Answers
Question 6 :Â
Which of the following statement is not correct about the magnetic field?
(a) Magnetic field lines form a continuous closed curve.
(b) Magnetic field line do not interest each other.
(c) Direction of tangent at any point on the magnetic field line curve gives the direction of magnetic field at that point.
(d) Outside the magnet, magnetic field lines go from South to North pole of the magnet.
Correct Answer – (D)
Question 7 :Â
Inside the magnet, the field lines moves
(a) from north to south
(b) from south the north
(c) away from south pole
(d) away from north pole
Correct Answer – (A)
Question 8 :Â
In India the potential difference between live wire and neutral wire is
(a) 240 V
(b) 250 V
(c) 280 V
(d) 220 V.
Correct Answer – (D)
Question 9 :Â
The direction of induced current is given by
(a) Fleming’s right hand rule
(b) Fleming’s left hand rule
(c) Right hand thumb rule
(d) Left hand thumb rule.
Correct Answer – (A)
Question 10 :Â
Magnetic field lines around a straight conductor forms a pattern of
(a) concentric circles
(b) concentric ellipse
(c) straight line
(d) square shape.
Correct Answer – (A)
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