Which of the following statements about magnetism is TRUE?
a) The direction of the magnetic force on a current-carrying wire is parallel to the wire.
b) Magnetic poles always occur in pairs (N and S).
c) Magnetic field lines begin at south poles and end on north poles.
d) Moving charges do not experience a force in magnetic fields.
Solved
Show answers
More tips
- C Computers and Internet How to Choose a Laptop: Expert Guide and Tips...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- C Computers and Internet How to Learn to Type Fast?...
- A Art and Culture Who Said The Less We Love a Woman, the More She Likes Us ?...
- F Family and Home How to Get Rid of Your Neighbors?...
- S Society and Politics How Could Nobody Know About the Dead Mountaineers?...
- H Health and Medicine How to Cure Adenoids?...
Answers on questions: Physics
- P Physics An electron is pushed into an electric field from infinity where it acquires a 1-v electrical potential. suppose instead that two electrons are pushed from infinity the...
- P Physics Abullet of mass 6.00g is fired horizontally into a wooden block of mass 1.20kg resting on a horizontal surface. the coefficient of kinetic friction between block and surface...
- P Physics Ablock of mass m = 1.00 kg is attached to a spring of force constant k = 500 n/m. the block is pulled to a position xi= 5.00 cm to the right of equilibrium and released...
- P Physics Billy, laurie, and robert found the mass of the same piece of metal. each student measured the mass of the metal 3 times. there was no change to the metal between measurements....
- P Physics Longitudinal waves a. travel the fastest. b. cannot be detected in locations between 105° and 140° from an earthquake’s epicenter. c. travel through solids and liquids....
- P Physics You move a 2.5 kg book from a shelf that is 1.2 m above the ground to a shelf that is 2.6 m above the ground. what is the change in potential energy of a system containing...
- P Physics Scientists can calculate the distance from the seismograph station to the focus using a. the difference in arrival times of p and surface waves. b. the difference in arrival...
- P Physics One hypothesis states that plate movement results from convection currents in the a. inner core. c. lithosphere. b. asthenosphere. d. outer core....
- P Physics Aviolin string playing the note a oscillates at 440 hz. what is the period of the string s oscillation? answer in units of s....
- P Physics Q. A cyclist starts from the centre 0 of a circular ground of radius 1 km, reaches the edge A of the ground and then travels along the circumference upto B and then reaches...
Ответ:
Ответ:
Ответ:
rotation is counter-clockwise