Examlex
The rotational inertia of a disk about its axis is 0.70 kg.m2.When a 2.0 kg weight is added to its rim, 0.40 m from the axis, the rotational inertia becomes:
Price
The amount of money expected, required, or given in exchange for something else, such as a good or service.
Price Ceilings
A legal maximum price set below the equilibrium price for a good or service, aimed at preventing prices from becoming too high.
Equilibrium Price
The cost at which the amount of a product or service that consumers want to buy is equal to the amount that sellers want to sell, resulting in a balanced market.
Shortages
The situation where the demand for a product or service exceeds its supply in a market.
Q2: The uniform rod shown below is held
Q5: The speed of sound in air is
Q11: The fan shown has been turned
Q19: A particle starts from rest and is
Q20: A crate rests on a horizontal surface
Q36: Fully destructive interference between two sinusoidal waves
Q38: The energy of a system increases at
Q50: A block slides down a frictionless plane
Q54: A cannon fires a projectile as shown.The
Q76: An 8.0-cm radius disk with a rotational