Question

write the expression for froce ..
please say correct answer​

Answer 1

Answer:

Write the expression for the force F , acting on a charged particle of charge ′q′, moving with a velocity v in the presence of both electric field E and magnetic field B . ... Prove that the torque τ acting on the loop is given by τ =m ×B where m is the magnetic moment of the loop.

Answer 2

Hello...❤️....

ᴀᴄᴛɪɴɢ ᴏɴ ᴀ ᴄʜᴀʀɢᴇᴅ ᴘᴀʀᴛɪᴄʟᴇ ᴏғ ᴄʜᴀʀɢᴇ ′ϙ′, ᴍᴏᴠɪɴɢ ᴡɪᴛʜ ᴀ ᴠᴇʟᴏᴄɪᴛʏ ᴠ ɪɴ ᴛʜᴇ ᴘʀᴇsᴇɴᴄᴇ ᴏғ ʙᴏᴛʜ ᴇʟᴇᴄᴛʀɪᴄ ғɪᴇʟᴅ ᴇ ᴀɴᴅ ᴍᴀɢɴᴇᴛɪᴄ ғɪᴇʟᴅ ʙ ... ᴘʀᴏᴠᴇ ᴛʜᴀᴛ ᴛʜᴇ ᴛᴏʀϙᴜᴇ Τ ᴀᴄᴛɪɴɢ ᴏɴ ᴛʜᴇ ʟᴏᴏᴘ ɪs ɢɪᴠᴇɴ ʙʏ Τ =ᴍ ×ʙ ᴡʜᴇʀᴇ ᴍ ɪs ᴛʜᴇ ᴍᴀɢɴᴇᴛɪᴄ ᴍᴏᴍᴇɴᴛ ᴏғ ᴛʜᴇ ʟᴏᴏᴘ..

Thank you✌️❤️✌️