Tools & Equipment

What is the primary use of a torque wrench?

• Loosen bolts

• Tighten nuts and bolts to the correct torque

• Measure dimensions

• Cut materials

Answer explanation

A torque wrench is specifically designed to tighten nuts and bolts to a precise torque specification, ensuring proper tension and preventing damage. This makes 'Tighten nuts and bolts to the correct torque' the primary use.

What is the preferred square drive size for car work?

• 1/4"

• 3/8"

• 1/2"

• 3/4"

Answer explanation

The preferred square drive size for car work is 3/8". It strikes a balance between torque and accessibility, making it ideal for most automotive tasks, unlike the smaller 1/4" or larger 1/2" and 3/4" sizes.

What type of spanner has an open jaw and a ring at each end?

• Ring spanner

• Open-ended spanner

• Combination spanner

• Adjustable spanner

Answer explanation

A combination spanner features an open jaw on one end and a ring on the other, allowing for versatile use on different types of fasteners. This distinguishes it from other spanners listed.

Which type of screwdriver is used for a screw characterised by a six-lobed, star-patterned drive?

• Flat blade

• Pozidriv

• Torx

• Ratchet

Answer explanation

The screw with a six-lobed, star-patterned drive is designed for a Torx screwdriver, which fits perfectly into the shape, providing better grip and torque compared to other types like Flat blade or Pozidriv.

When would you use an impact screwdriver?

• To measure torque

• To tighten small screws

• To loosen stubborn screws

• To cut metal

Answer explanation

An impact screwdriver is specifically designed to loosen stubborn screws by delivering high torque in short bursts, making it effective for removing screws that are stuck or rusted.

What does SWL stand for?

• Safe Working Limit

• Safe Working Load

• Secure Weight Level

• Standard Weight Load

Answer explanation

SWL stands for Safe Working Load, which refers to the maximum load that equipment can safely handle. This term is crucial for ensuring safety in lifting and rigging operations.

Which metal is magnetic?

• Copper

• Aluminum

• Iron

• Lead

Answer explanation

Iron is the only metal among the options that exhibits strong magnetic properties. Copper, aluminum, and lead are not magnetic.

Which material is commonly used for windscreen construction?

• Tempered glass

• Laminated glass

• Acrylic

• Fiberglass

Answer explanation

Laminated glass is commonly used for windscreens because it consists of two layers of glass with a plastic interlayer, providing safety by preventing shattering and enhancing structural integrity during impacts.

Which joining method is used to attach a flywheel ring gear?

• Adhesive bonding

• Riveting

• Shrinking

• Welding

Answer explanation

The flywheel ring gear is typically attached using the shrinking method, where the gear is heated and then fitted onto the flywheel. As it cools, it contracts, creating a tight fit that securely holds the gear in place.

What is the function of the land on a twist drill?

• To guide and steady the drill

• To sharpen the drill

• To reduce heat

• To lubricate the drill

Answer explanation

The land on a twist drill serves to guide and steady the drill as it penetrates the material. This ensures accurate drilling and helps maintain the drill's alignment, making it the correct choice.