Question 9 (1 point) An inventor develops a stationary cycling device by which an individual while pedaling, can convert all of its energy into heat to warm water. What minimum power must be generated if 300 g of water is to be heated in 10 minutes from 20 C to 95 C( specific heat of water is 4186 J/(kg C) ) 157 W 156 KW 9360 W 590 W 31 WQuestion 10 (1 point) A 100 g meter stick is supported by two knife edges, one at the 20 cm mark and the other at the.90 cm mark. If a 200 g mass is place at the 100 cm mark what is the normal force of the knife edge at the 20 cm mark? O 2.66 N O.28 N 28 N 266 N O 2.6 N