Does a well-oiled machine have no friction?

If silver has a specificheat of about 0.06 calg Celsius how many calories will it take to raise the temperature of a silver spoon that wieghs 40 g from 20 degrees celsius to 88 degrees celsius? If a car is traveling westward with a constant velocity of 20meters per seconds what is the net external force acting on it? Can you intake more liquid through one straw or through two straws? Who made a statement that the distance of an electron from the nucleus depends on the energy of electrons? What happens when two identicle waves travel along the same path one behind the other? Are the big towers in a nuclear power plant smoke stacks? How much power is used to lift a 1.9 kg brick 1.0 m in 2.0 s? What matter moves at right angels to direction wave travels? Can someone tell how to build a working model of water level indicator with alarm or without alarm? What will be the results if a fitting is leaking and the system is evacuated to a deep vacuum? How does photo development work? Just as my feet touched the Sweltering pavement the heat embraces my sadness. Which object or concept is personified here? When a sound source is moving away from an observer the observer will hear a lower pitch. This is due to? Is a heater a radiation? What is the force of an average bullet? Are light waves transverse waves or longitudinal waves? How is friction reduced in the typewriter? How fast is lightspeed? How much air will stop radiation? Who is a German-american physicist born1879 and dies in 1955?

Does a well-oiled machine have no friction?