Afixed 15.3-cm-diameter wire coil is perpendicular to a magnetic field 0.77 t pointing up. in 0.20 s , the field is changed to 0.26 t pointing down. what is the average induced emf in the coil?

Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) sketch the trajectory using an appropriate coordination system. b) how long for the projectile to reach the ground. c) how far did projectile travel horizontally before striking the ground. d) determine the projectilex & y position at t-1.3s e) determine the magnitude and direction of projectile velocity at t= 1.3s f) determine the magnitude and direction of projectile acceleration at t-1.3s

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?