2. Ensure use for services containing solids with specific gravity twice or more than that of process fluid. 3. Efficiency of a cyclone separator is proportional to the diameter. A larger cyclone diameter leads to less efficient separation, a smaller cyclone diameter provides more efficient separation.
The spot and forward rates are each used in currency exchanges. The spot rate refers to the rate for a currency exchange that is settled and delivered immediately. A forward rate is the rate accepted between two parties when a currency exchange will be settled at a date in the future.he spot rate refers to the rate for a currency exchange that is settled and delivered immediately. A forward rate is the rate accepted between two parties when a currency exchange will be settled at a date in the future.
On the other hand, forward contracts are mostly used by companies, institutions, or hedgers that want to eliminate the volatility of a currencyâs price in the future, and delivery of the currency will usually take place. Companies routinely use these tools to manage their exposure to currency risk. The forward exchange rate is the exchange rate at which a buyer and seller agree to transact a currency at some date in the future. 2  Swaps, options, and futures are additional types of currency instruments used in the forward market.