Physics question and answers for December 07, 2023
- Q A long straight wire carrying current I is moving with speed v toward a small circular coil of radius r containing N turns which is attached to a voltmeter as...
- Q 3 Electron 4 Alpha particle 20 A proton is moving towards north along horizontal line passes through a zero gravity region where electric and magnetic field are mutually perpendicular to...
- Q A current carrying closed loop in the form of a right angle isosceles triangle ABC is placed in a uniform magnetic field acting along AB If the magnetic force on...
- Q 46 Two equal electric currents are flowing perpendicular to each other as shown in the figure Lines AB and CD are perpendicular to each other and symmetrically placed with respect...
- Q State the following statements are true or false a The magnetic field inside straight solenoid of finite length is always less than onl b The magnetic field of an infinitely...
- Q 4 38 A current carrying conductor is placed as shown in figure The magnitude of magnetic field at point P will be 1 3 Ho 2i T 4 r 2...
- Q 1 An experimenter s diary reads as follows a charged of particle is projected in a magnetic field 7 07 30 x 10 T The acceleration of the particle is...
- Q A ring of mass m and radius R is set into pure rolling on horizontal rough surface in a uniform magnetic field of strength B as shown in the figure...
- Q Consider a set of six infinitely long straight parallel wires arranged perpendicular to the plane of paper at vertices of a hexagon an carrying currents as shown in the figure...
- Q A solid cylindrical wire of radius R carries a current 1 The magnetic field is 5 mu T at a point which is 2R distance away from the axis of...
- Q Two thick wires and two thin wires all of the same materials and same length form a square in the three different ways P Q and R as shown in...
- Q A metallic ring is attached with the wall of a room When the north pole of a magnet is brought near it the induced current in the ring will be...
- Q There is a small metallic ring of radius lo and having negligible resistance placed perpendicular to a constant magnetic field Bo One end of a rod is hinged at the...
- Q A long straight wire of circular cross section of radius 5 cm is carrying a steady current of 10 A uniformly distributed over its cross section If the magnetic field...
- Q A cylindrical conductor of radius R carries a current i nonuniformly spread over its cross section The current density J Jo 2 3r R where r is the radial distance...
- Q 15 A conducting rod AB moves parallel to x axis in a uniform magnetic field pointing in the positive direction The end A of the rod gets Y D B...
- Q 3 A thin convex lens made from crown glass has focal length f When it is measured in two different liquids 4 5 having refractive indices and it has the...
- Q A beam of electrons passes undeflected through mutually perpendicular electric and magnetic fields If the electric field is switched off and the same magnetic field is maintained the electrons move...
- Q To a circular wire two straight wires are attached as shown When current is passed through it the magnetic field at the centre is zero Hoi 4R B B 0...
- Q 47 A 4 A current carrying loop consists of three identical quarter circles of radius 5 cm lying in the positive quadrants of the x y y z and z...
- Q The magnetic field B in figure a and b at the point O is R D R B a A zero in both a and b C only zero in...
- Q A conductor carrying current 60A is in the form of a semicircle AB of radius R and lying in xy plane with its centre O at origin as shown in...
- Q A perfectly conducting straight rigid rod of mass m and length L is suspended symmetrically from two identical perfectly conducting springs as shown in the figure The springs stretch a...
- Q An electron moves through a uniform magnetic field given by B Bi 4 71 Bx At a particular instant the electron has velocity 2 601 4 771 m s and...
- Q 4 The magnetic force acting between the side of cube is zero Magnetic field at point O due to given current carrying coil is 1 3 2R Hol 4R R...
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!