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Calculate the frequency of a simple pendulum of length 950 mm. Give answer to an appropriate number of significant figures.

Firstly, we remember that frequency is the reciprocal of the time period. The formula for the time period of a simple pendulum is T=2π*sqrt(l/g) Secondly, we identify each part of the equation. We recall tha...
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Answered by Theodore S. • Physics tutor
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How should I write the definitions of the different elasticities in an exam?

The first thing you should do is determine which elasticity you are being asked. There are four different types of elasticities: 1. PED = Price Elasticity of Demand 2. YED = Income Elasticity of Demand 3. XE...
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Answered by Naana O. • Economics tutor
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What is anomie?

The term anomie was coined by functionalist sociologist, Emile Durkheim in his study of suicide. Anomie refers to the lack of cohesion in relation to norms and values. In others words, this is were an indivi...
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Answered by Lucy G. • Sociology tutor
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What are the main differences between Mitosis and Meiosis?

Mitosis: One division occurs, two identical cells are formed, occurs in body cells involved in growth and repair. Meiosis: Two divisions occur, four cells with genetic variation are formed, occurs in the for...
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Answered by Ava D. • Biology tutor
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Describe the process of breathing.

Breathing begins with inhalation. This starts with the contraction of the diaphragm, which flattens on contraction pulling the lungs down. The intercostal muscles contract to move the lungs up and out. The c...
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Answered by Ava D. • Biology tutor
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