A 9.0 V potential difference is applied between the ends of a 0.70-mm-diameter, 65-cm-long nichrome wire. What is the current in the wire?

Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.

Contrast the force of gravity between these pairs of objects a 1 kg mass and a 2 kg mass that are 1 m apart and two 2 kg masses that are 1 m apart

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