题目内容

What does she do at Guides?

A. outdoor activities
B. swimming

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What are joggers?

A. sports trousers
B. sports shoes

An actual result is analysed in relation to a plan or standard.Which element of a feedback system performs this role?

A. Effector
B. High-level controller
Comparator
D. Sensor

Rohan works as a supervisor in the operations function of an organisation, Last month he received a number of negative variances from a member of the management accounting team and put in place controls to prevent them happenin again.In terms of a feedback system, Rohan works as:

A higher-level controller
B. A comparator
C. A sensor
D. An effector

乘积法的条件之一是非稳态导热发生的初始温度恒定。

A. 对
B. 错