B. The magnetic field of each separated piece becomes stronger. C. The magnetic poles are separated. D. Two new bar magnets are created. E. The electric field is created 2. A bar magnet is divided in two pieces. Which of the following statements is true about the force between the broken pieces if they face each other with a small separation? A

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Jul 14, 2021 Question. The force between two short bar magnets with magnetic moments M 1 and M 2 whose centres are r metres apart is 8 N when their axes are in same line. if the separation is increased to 2 r, the force between them in reduced to (a) 4 N (b) 2 N (c) 1 N (d) 0.5 N

The separation of grain in magnetic separator is carried out on the basis of: A. Specific gravity: B. Surface texture: C. Roundness : D. Relative length: View Answer Workspace Report Discuss in Forum. 1368. Cyclone separator works on: A. Centrifugal force: B

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Jul 17, 2020 Physics MCQs For Class 12 with Answers Chapter wise Pdf Question 4. Consider the two idealized systems: (i) a parallel plate capacitor with large plates and small separation and (ii) a long solenoid of length L R, radius of cross-section. In (i) E is ideally treated as a constant between plates and zero outside

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Oct 14, 2020 These MCQ Questions on Fun with Magnets class 6 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 13 Science class 6 and cross-check your answers during preparation. Question 1. The pole of the magnet that points towards the South is called pole. (a) North

MCQs: Which separator is used to separate the pulverized coal in pulverized fuel firing? - (A) Central inlet separator - (B) Magnetic separator

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250+ TOP MCQs on Magnetic Separation and Answers. Mechanical Operations Multiple Choice Questions on “Magnetic Separation”. 1. What does the below equation represents? a) Filtration area. b) Velocity of filtration. c) Speed of filtration. d) Flow of filtrate. Answer: a

Separation Processes Multiple Choice Questions & Answers (MCQs) on “Basic separation Techniques”. 1. Which of the following separation techniques is dependent on difference in volatility? a) Distillation b) Crystallization c) Magnetic separation d) Fractional crystallization Answer: a