Would the bulb glow after completing the circuit shown in Fig. 2 if instead of safety pin we use an eraser?

Suppose you use a machine that gives you a mechanical advantage of 2 to achieve an output force of 30newtons what must the input force be

Gunpowder residue is most likely to show up where on a shooters hands

Aracecar driver has to hold on tightly when going around a banked curve. approximately what is the centripetal force on a 2220.0 kg car going around a circle with a diameter of 190.0 meters at 25.0 m/s?