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.
Aggregate Demand and Aggregate Supply. â¢The AD-AS model is derived from the IS-LM. model. Â¾The two models are equivalent. Â¾Depending on the particular issue, one model may. prove more useful than the other model. â¢The IS-LM model relates the real interest rate to output. â¢The AD-AS model relates the price level to output.