Question: 1.5.01-128

3 Points

Licenses: Basic material

How can you reduce the noise generated by your motor vehicle?

Choose one or multiple correct answers

A. By driving at a low engine speed
B. By using tyres that have a low rolling noise
C. By removing the air filter insert

Scroll down to correct answer

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Correct answer

A. By driving at a low engine speed
B. By using tyres that have a low rolling noise

Comment

The higher the engine speed, the louder the engine will be. Tyres have differences in quality. When buying tyres, pay attention to the rolling noise.

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Environmental protection

Chapter 1.5.01

1.5.01-001 What must you remember in the interests of environmental protection?

1.5.01-003 What must be regularly serviced to prevent high fuel consumption and excessive pollutant emission?

1.5.01-004 What happens as a result of tyre pressures being well below the recommended levels?

1.5.01-005 When should you switch off the engine to save fuel and reduce pollution?

1.5.01-006 Your vehicle loses oil. How much drinking water can be polluted by a single drop of oil?

1.5.01-007 What must you remember when refuelling?

1.5.01-008 The engine and exhaust system of a vehicle have been "souped up". What could be the effects?

1.5.01-009 How can you reduce the noise made by a car?

1.5.01-010 Where can used oil, lubricants and car batteries be taken to be disposed of properly?

1.5.01-011 How can you drive fuel-efficiently when travelling at a constant speed?

1.5.01-012 At which engine speed range will fuel consumption be lower?

1.5.01-013 You have to wait because of a closed rail-crossing barrier. How can you now help protect the environment and save fuel?

1.5.01-014 What measures help protect the environment?

1.5.01-015 What should you do to protect the environment?

1.5.01-016 What can regular vehicle maintenance help achieve?

1.5.01-017 In which situations should you switch off the engine to save fuel and reduce environmental pollution?

1.5.01-102 What can cause unnecessary noise pollution when driving?

1.5.01-103 How should you change gears in order to drive with particular consideration to the environment and fuel saving?

1.5.01-104 What is important to avoid pollution and to save energy when driving?

1.5.01-106 How is fuel wasted and the environment polluted?

1.5.01-108 What indicates excessive petrol consumption due to high wear or wrong tuning of the engine?

1.5.01-109 What kind of driving results in high fuel consumption?

1.5.01-110 How do you drive with consideration to the environment?

1.5.01-112 How can you cover more kilometres on less fuel?

1.5.01-114 What can help save fuel and reduce pollution?

1.5.01-115 What can you do to help protect the environment?

1.5.01-116 How can you achieve efficient fuel consumption and low pollutant emissions?

1.5.01-117 Other road users draw your attention to the persistent thick smoke coming from your exhaust. What do you have to do?

1.5.01-118 Why is it beneficial to use low viscosity engine oil?

1.5.01-119 What should you do after starting the vehicle?

1.5.01-120 How can you save fuel?

1.5.01-121 How can you minimise tyre wear?

1.5.01-122 What vehicles are generally exempt from the ban on road traffic in "environmental zones"?

1.5.01-123 When is it sensible to switch off a combustion engine?

1.5.01-124 You are driving through city traffic in rush hour. What are the effects of stop-and-go driving?

1.5.01-125 What is a pre-condition for environmentally-friendly and energy-saving driving?

1.5.01-126 You are driving a motor vehicle with a manual gearbox. What style of driving results in higher fuel consumption within a built-up area?

1.5.01-127 You are driving a motor vehicle with a manual gearbox. How can you reduce the fuel consumption of your vehicle?

1.5.01-128 How can you reduce the noise generated by your motor vehicle?

1.5.01-129 What should you do to help protect the environment?

1.5.01-130 You are driving a motor vehicle with a manual gearbox. When driving, what can cause avoidable noise pollution?

1.5.01-131 You are driving a motor vehicle with a manual gearbox on a level carriageway. How should you change gears so as to drive in a particularly environmentally conscious and economical way?

1.5.01-132 You are driving a motor vehicle with a manual gearbox. What type of behaviour pollutes the environment?

1.5.01-133 You are driving a motor vehicle with a manual gearbox. How can you achieve efficient fuel consumption?

1.5.01-134 What should you consider after starting your vehicle?

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