Cho hai điện tích q1=q2=8.10^-7 C đặt cách nhau 5cm. Xác định cường độ điện trường tại điểm: a. Cách q1=2cm, q2=3cm
b. Cách q1=5cm, q2=10cm
c. Cách q1=5cm, q2=5cm
d. Cách q1=4cm, q2=3cm

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

** urgent** the voltage across the primary winding is 350,000 v, and the voltage across the secondary winding is 17,500 v. if the secondary winding has 600 coils, how many coils are in the primary winding? a- 30 coilsb- 583 coilsc- 12,000 coilsd- 332,500 coils

What is the equation for electrical work?