A proton with a charge +e is moving with a speed v at 50º to the direction of a magnetic field . The component of the resulting force on the proton in the direction of is
A) evB sin 50º cos 50º
B) evB cos 50º
C) zero
D) evB sin 50º
E) None of these is correct.

Question

A proton with a charge +e is moving with a speed v at 50º to the direction of a magnetic field  . The component of the resulting force on the proton in the direction of  is
A) evB sin 50º cos 50º 
B) evB cos 50º 
C) zero 
D) evB sin 50º 
E) None of these is correct.

Quizplus · Accepted Answer

The Answer of A proton with a charge +e is moving with a speed v at 50º to the direction of a magnetic field  . The component of the resulting force on the proton in the direction of  is
A) evB sin 50º cos 50º 
B) evB cos 50º 
C) zero 
D) evB sin 50º 
E) None of these is correct.

A Proton with a Charge +E Is Moving with a Speed