2 (a) Explain what is meant by the following terms when used in the context of forces.(i) Centre of gravity The point of a body through which the entire weight of the body appears to act. [1] (ii) Friction The force between two surfaces that opposes relative motion between them.[1...
2 (a)Explain what is meant by weight.…… [1](b)Fig. 2.1 shows a system of two pulleys with one pulley fixed to the ceiling but free to rotate.The other pulley is attached to a load.ceiling fixed pulley rope●11.5°force11.5°moving pulley甲load Fig. 2.1 (not to scale) A force ...
aExplain what is meant by the terms: ‘research’, ‘basic research’, ‘applied research’, and ‘development’ in the term ‘R&D’. As far as possible illustrate your answer with examples based on your chosen industry. 解释期限是什么意思: `研究’, `基础研究’, `申请了研究’和`发展’在...
aExplain what is meant by the terms: ‘research’, ‘basic research’, ‘applied research’, and ‘development’ in the term ‘R&D’. As far as possible illustrate your answer with examples based on your chosen industry 解释期限是什么意思: `研究’, `基础研究’, `申请了研究’和`发展’在...
The principle of controllability is that managers of responsibility centres should only be held accountable for costs over which they have some influence. Budgetary control is based around a system of budget centres. Each budget centre will have its own budget and a manager will be responsible for...
(a) Explain what is meant by destructive interference. 相关知识点: 试题来源: 解析 aDestructive interference is when two waves arrive at the same point anti-phase (phase difference of/3etc rad) they superpose to produce a resultant wave with minimum (or zero) amplitude or a minimum is ...
结果1 题目(a) Explain what is meant by random error. 相关知识点: 试题来源: 解析 1(a) Random error is an error which causes measurements stobe sometimes larger than the true value and sometimes smaller than the true value. 反馈 收藏 ...
问答题In relation to the management and administration of a company:(a) Explain what is meant by a ‘transaction in which there is an interest’. (4 marks) 参考答案: 延伸阅读
Answer to: Explain what is meant by convergent evolution. Provide an example. By signing up, you'll get thousands of step-by-step solutions to your...
a天气突然转凉 想找个怀抱借用一下 The weather transfers suddenly coolly wants to look for a bosom to borrow[translate] arestore complete 恢复完全[translate] aexplain what is meant by the market economy 解释市场经济是什么意思[translate]