A magnet can move in a coil of wire to produce electricity in which system? A. Generator
B. Motor
C. Magnet
D. Transformer ​

Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

In a good thermo flask the main cause of heat loss is