Car Driving Test 22

Adjusting fan Belt tension and connecting water pump & flushing cooling system of the engine Class Test

Welcome to your Adjusting fan Belt tension and connecting water pump & flushing cooling system of the engine Class Test Hope you understand the class & now it's time to examine yourself through test. Remember you have only 10 minutes to complete the class test ,after 10 minutes Class test will be automatically submit.आपका स्वागत है फैन बेल्ट टेंशन एडजस्ट करना और इंजन के वॉटर पंप और फ्लशिंग कूलिंग सिस्टम को जोड़ना क्लास टेस्ट में। आशा है कि आप क्लास को समझ गए होंगे और अब टेस्ट के माध्यम से खुद को परखने का समय आ गया है। याद रखें कि आपके पास क्लास टेस्ट पूरा करने के लिए केवल 10 मिनट हैं, 10 मिनट के बाद क्लास टेस्ट अपने आप सबमिट हो जाएगा।

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1. Why is it important to adjust the fan belt tension properly?

To reduce fuel consumption

To prevent engine overheating

To prevent belt slippage and wear

To improve the engine's noise level

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2. What is the most common tool used to measure the tension of a fan belt?

Torque wrench

Belt tension gauge

Multimeter

Caliper

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3. If the fan belt is too tight, what is the likely outcome?

Excessive wear on the belt

Increased engine vibration

Engine overheating

Premature failure of the bearings

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4. What can happen if the fan belt is too loose?

Reduced engine efficiency

Belt slippage and overheating

Damage to the radiator

Increased fuel consumption

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5. How do you check the correct tension on a fan belt?

By measuring the angle of the belt

By applying a certain amount of pressure on the belt and measuring deflection

By listening for noise when the engine is running

By checking the temperature of the belt

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6. Which of the following is a sign that a fan belt is too tight?

A squealing noise

The belt shows signs of wear or cracking

The engine fails to start

An increase in fuel consumption

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7. What could cause the fan belt to become misaligned?

Worn-out bearings

Incorrectly adjusted belt tension

A faulty water pump

All of the above

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8. What is the primary consequence of incorrect fan belt tension?

Decreased horsepower

Failure of engine components like the alternator or water pump

Increased engine noise

Loss of coolant pressure

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9. When adjusting the fan belt, which of the following should be done first?

Tightening the belt

Loosening the adjusting screw

Removing the belt from the pulleys

Checking the alignment of the pulleys

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10. What is the proper deflection for a fan belt if the tension is correct?

1/4 inch to 1/2 inch

1 inch to 2 inches

3 inches to 4 inches

No deflection is needed

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11. What is the role of the water pump in the engine cooling system?

To circulate coolant through the engine and radiator

To pump fuel into the engine

To circulate oil for lubrication

To increase engine pressure

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12. When replacing the water pump, what is critical to check before installation?

The condition of the fan belt

The alignment of the crankshaft pulley

The sealing surface for leaks

The fuel system pressure

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13. What can happen if the water pump is not properly connected?

The engine may overheat

The car may lose power

The fuel consumption will decrease

The exhaust system will fail

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14. What is a sign of a failing water pump?

Increased fuel efficiency

A low engine temperature

A coolant leak from the pump area

A sudden drop in engine RPM

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15. What should you do before reattaching the water pump to ensure a good seal?

Apply silicone grease on the pump

Clean the mating surfaces and apply a new gasket

Tighten all bolts fully before installing the pump

Check the coolant level

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16. What causes the water pump to fail prematurely?

Incorrect fan belt tension

Use of improper coolant

Running the engine with low coolant levels

All of the above

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17. When installing a new water pump, it’s essential to:

Torque the bolts to the manufacturer’s specifications

Over-tighten the bolts to prevent leaks

Leave the pump slightly loose for flexibility

Use any type of gasket sealant

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18. What is the typical consequence of a water pump failure?

Engine overheating

Excessive oil consumption

Increased exhaust emissions

Loss of electrical power

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19. What is the first step in connecting a new water pump to the engine?

Connect the radiator hose to the pump

Position the pump correctly and install the gasket

Connect the pump to the alternator belt

Fill the coolant reservoir

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20. How should the water pump pulley be aligned with the engine?

It should be flush with the engine block

It should have slight misalignment to reduce friction

It should be exactly in line with the crankshaft pulley

It can be slightly loose for flexibility

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21. Why is it important to flush the engine cooling system periodically?

To prevent oil contamination

To remove rust, debris, and scale build-up from the radiator and engine

To improve fuel efficiency

To prevent the water pump from rusting

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22. How is the cooling system flushed?

By replacing the coolant with fresh water

By running the engine without coolant for a few minutes

By using a flushing agent and circulating it through the system

By draining the oil and replacing it with coolant

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23. What is the effect of using old, contaminated coolant?

Increased cooling efficiency

Potential damage to the radiator and water pump

Improved engine performance

None of the above

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24. When flushing the cooling system, which of the following should be checked?

The exhaust system

The fuel injectors

The radiator hoses and connections for leaks

The battery voltage

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25. How often should you flush the engine cooling system?

Every 6 months

Every 1 to 2 years, or as recommended by the vehicle manufacturer

Only when the engine overheats

Only when coolant is leaking

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26. What is the most common flushing agent used in the cooling system?

Sodium bicarbonate

Distilled water

A specially formulated radiator flush cleaner

Oil-based detergent

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27. What should be done after flushing the cooling system?

Fill the system with a 50/50 mixture of coolant and distilled water

Leave the system empty to air-dry

Add extra coolant without any water

Replace the thermostat immediately

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28. What is one of the main causes of cooling system blockages that necessitates flushing?

Use of incorrect oil

Lack of proper maintenance

Build-up of rust and scale

High exhaust temperatures

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29. What is the primary purpose of using distilled water during a coolant flush?

To remove impurities from the radiator

To prevent electrical shorts in the engine

To ensure the coolant does not corrode engine parts

To increase engine temperature

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30. After flushing the cooling system, how should the engine be tested?

By running the engine at high RPM for 10 minutes

By allowing the engine to idle until the coolant temperature stabilizes

By checking the oil level

By driving the vehicle at top speed

Your score is

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