- Hollow saddle key
- Hollow key
- Soft key
- None of these
1 Answers
Call
Talk Doctor Online in Bissoy App
When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be?
Answer: Option 3 Let'
1 Answers 1 views
Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter)?
Answer: Option 2 Let'
1 Answers 2 views
The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft and $$I$$ = Mass moment of inertia of the disc attached at the end of a shaft)?
Answer: Option 3 Let'
1 Answers 1 views
The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft and $$\tan \varphi $$ = Coefficient of friction between the shaft and bearing)?
Answer: Option 1 Let'
1 Answers 11 views
The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub)?
Answer: Option 3 Let'
1 Answers 1 views
The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface)?
Answer: Option 3 Let'
1 Answers 1 views
The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface)?
Answer: Option 4 Let'
1 Answers 1 views
A tapered key which fits in a key way in the hub and is flat on the shaft, is known as?
Answer: Option 4 Let'
1 Answers 1 views
A tapered key which fits in a key-way in the hub and is flat on the shaft, is known as?
Answer: Option 3 Let'
1 Answers 1 views
A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as?
Answer: Option 2 Let'
1 Answers 1 views