Energy and Electricity Quiz (Section 1 on Revision Checklist)

Descrição

A Quiz reviewing the topics on Section 1 of the revision Checklist
Alex Rizvi
Quiz por Alex Rizvi, atualizado more than 1 year ago
Alex Rizvi
Criado por Alex Rizvi mais de 9 anos atrás
161
3

Resumo de Recurso

Questão 1

Questão
When a ball is dropped from a height onto a loop the loop the energy transfer is Kinetic to GPE
Responda
  • True
  • False

Questão 2

Questão
Mrs Smith Would like to fit draught proofing into her house for a fee of £150. This will save 6000w of power for heating every two hours. Each unit cost 5p, What is the Payback time of the draught proofing?
Responda
  • 16.7 Days
  • 63.7 Days
  • 28.3 Days
  • 10.2 Days

Questão 3

Questão
A current of 2 A flows for 30 seconds through a lamp. How much charge has moved?
Responda
  • 60 Coulombs
  • 60 Joules
  • 25 Coulombs
  • 15 Watts

Questão 4

Questão
A current of 12 A flows for 20 minutes into an electric cooker. How much charge has the cooker used?
Responda
  • 14,400 Coulombs
  • 27 Coulombs
  • 50 Coulombs
  • 16,000 Coulombs

Questão 5

Questão
Watts are a measurement of energy
Responda
  • True
  • False

Questão 6

Questão
Joules are a measurement of energy
Responda
  • True
  • False

Questão 7

Questão
What is current measured in?
Responda
  • Coulombs
  • Joules
  • Watts
  • Volts
  • Amps

Questão 8

Questão
How is current measured?
Responda
  • Voltmeter
  • Ammeter

Questão 9

Questão
What is the equation to work out power
Responda
  • P= V x I
  • P= I/V
  • P= V/I

Questão 10

Questão
Which Circuit do you connect an ammeter to measure the current?
Responda
  • Series
  • Parallel

Questão 11

Questão
A Petrol car requires 5,000J of energy to run properly. 3,467J of that are wasted as Heat(Thermal) energy. How much usefule energy is there, What type of energy, and what is the efficiency of the car?
Responda
  • 1,533J ,Thermal, 32.98%
  • 1235J, Electrical, 30.66%
  • 1533J, Kinetic, 30.66%
  • 1435J, Kinetic, 54.983%

Questão 12

Questão
What is 1KW equivalent to?
Responda
  • 10W
  • 100W
  • 1000W
  • 10000W
  • 1000000W

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