Q1. A highway curve with a radius of 555 m is banked properly for the car travelling 150 km/h. If a 1650 kg Porshe 928 S rounds the curve at 220 km/h, how much sideways force must the tires exert against the road if the car does not skid?
Q2. A 37.0 g piece of cadmium is at 10°C. If 365 cal of energy is added to the cadmium, what is its final temperature?