1. About Dial Caliper. Nowadays, the dial caliper has become considerably more popular than the venire caliper. The reason is simple: compared to the venire caliper, a dial caliper is much easier to use and read. Additionally, compared to the digital calipers, a dial caliper is more durable. The dial caliper features the beam lock, dial, depth rod, dial calibration lock, main scale, two fixed jaws and two moveable jaws.
Total level of demand for desired goods and services (at any time by all groups within a national economy) that makes up the gross domestic product (GDP) . Aggregate demand is the sum of consumption expenditure, investment expenditure, government expenditure, and net exports.
Difficulty: E Type: D. Explain how aggregate quantity-demanded falls when the price level increases and the impact this has on interest rates and aggregate output. Aggregate quantity-demanded falls when the price level increases because the higher price level causes the demand for money to rise.With the money supply constant, the interest rate will rise to reestablish equilibrium in the money market. It is the higher interest rate that causes aggregate output to fall.t is a graph that shows the relationship between the aggregate quantity of output supplied by all firms in an economy and the overall price level. Difficulty: E Type: D. Explain why the aggregate supply curve is not a market supply curve.