Question

The equation px²-22x+8=0 has two distinct roots a and b
1/α-1/β=9/4
Find the value of p​

Answer 1

Answer:

please go through following attachment.

Hope it helps u....

Answer 2

Answer:

Dekho, Refer in attachment also.

Fleming's left hand rule-

=> Left hand ka 1st, central and thumb teeno perpendicular rhna chahiye. 1st finger ko magnetic field ki direction me rkho and central ko current k direction me to thumb jis direction me hoga usi direction me magnetic force lgega.

Fleming's right hand rule-

=> Right hand ka 1st, central and thumb teeno perpendicular rhna chahiye. 1st finger magnetic field k direction me rkho and thumb ko motion of coil ya magnet k direction me rkho to central finger jis direction me hoga wo induced current ka direction hoga.

HOPE IT HELPS..