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Locking

Locking

A

Initiated by quadriceps femoris muscle

B

Anterior cruciate ligament is taut

C

Rectus femoris is relaxed

D

By popliteus muscle

E

Occurs during hyperextension

Locking Correct Answer Initiated by quadriceps femoris muscle, Anterior cruciate ligament is taut, Rectus femoris is relaxed

Bissoy MCQ Team

Aug 26, 2023

Non-Residency
Anatomy
Lower limb or inferior extremity
Knee joint

Related Questions

A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called

A

Ring nut

B

Castle nut

C

Sawn nut

D

Jam nut

Locking may cause which of the following problems?

A

Erroneous updates

B

Deadlock

C

Versioning

D

All of the above

In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle.

A

Larger than

B

Smaller than

C

Equal to

D

None of these

A screw will be self locking, if

A

Friction angle is less than helix angle

B

Friction angle is more than helix angle

C

Friction angle is equal to helix angle

D

Efficiency of screw is 100%

For a self locking machine, the efficiency must be

A

Equal to 50%

B

Less than 50%

C

Greater than 50%

D

100%

The condition that causes vapour locking in a brake system is

A

Overheating of the fluid due to frequent brake application

B

Overcooling of the brakes during high speed driving

C

Keeping the vehicle without use for an extended period

D

An excessively high engine speed on a downhill road

Resource locking is a process to prevent multiple applications from obtaining copies of the same record when the record is about to be changed.

A

True

B

False

With SQL Server optimistic locking, an update lock is placed on the row when the row is read.

A

True

B

False

Elastic nut is a locking device in which

A

One small nut is tightened over main nut and main nut tightened against smaller one by loosening, creating friction jamming

B

A slot is cut partly in middle of nut and then slot reduced by tightening a screw

C

Hard fibre or nylon cotter is recessed in the nut and becomes threaded as the nut is stewed on the bolt causing a tight grip

D

Through slots are made at top and a cotter pin is passed through these and a hole in the bolt, and cotter pin splitted and bent in reverse direction at other end

Jam nut is a locking device in which

A

One smaller nut is tightened over main nut and main nut tightened against smaller one by loosening, creating friction jamming

B

A slot is cut partly in middle of nut and then slot reduced by tightening a screw

C

A hard fibre or nylon cotter is recessed in the nut and becomes threaded as the nut is screwed on the bolt causing a tight grip

D

Through slots are made at top and a cotter pin is passed through these and a hole in the bolt, and cotter spitted and bent in reverse direction at other end

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