NTA Level 5 - Loyal Academy

a) Briefly explain the deference between open belt drive and the crossed belt drive with appropriate sketches. Hence state the lap angle of each method by using usual notation.

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b) Two pulleys, one 450 mm diameter and the other 200 mm diameter are on parallel shafts 1.95 m apart and are connected by a crossed belt. Find the length of the belt required and the angle of contact between ...

COLLEGE, MECHANICS OF MACHINES, NTA Level 5, Production Technology 9 months 0 Answers 5 views Enlightened

a) What is mean by tangential velocity and tangential acceleration of a moving body?

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b) State the relationship of tangential velocity and the rotational speed of a body moving in circular motion by using usual notations.

COLLEGE, MECHANICS OF MACHINES, NTA Level 5, Production Technology 1 year 0 Answers 10 views Enlightened

a) What is mean by the static balance and dynamic balance of a machine component.

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b) Four masses A, B, C and D are attached to a shaft and revolve in the same plane. The masses are 12 kg, 10 kg, 18 kg and 15 kg respectively and their radii of rotations are 40 mm, ...

COLLEGE, MECHANICS OF MACHINES, NTA Level 5, Production Technology 1 year 0 Answers 6 views Enlightened

a) Briefly explain the following terms

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i. Coefficient of friction ii. Static coefficient of friction iii. Dynamic coefficient of friction b) Find the force required to move a load of 300 N up a rough plane, the force being applied parallel to the plane. The inclination of the plane ...

COLLEGE, MECHANICS OF MACHINES, NTA Level 5, Production Technology 1 year 0 Answers 7 views Enlightened

a) Define potential energy and kinetic energy.

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b) A solid disc flywheel has a diameter of 400mm and a mass of 18kg. Find; i. The moment of inertia of flywheel. ii. The kinetic energy stored in the flywheel when rotating at 1050 rev/min. iii. Tangential velocity of a point in ...

COLLEGE, MECHANICS OF MACHINES, NTA Level 5, Production Technology 1 year 0 Answers 9 views Enlightened

a) Explain the following parameters related to the motion of a body

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i. Leaner velocity and leaner acceleration ii. Angular velocity and angular acceleration b) A wheel, initially at rest, is subjected to a constant angular acceleration of 2.2rad/s 2 for 60s and is then immediately retarded until it comes to rest 80s later. ...

COLLEGE, MECHANICS OF MACHINES, NTA Level 5, Production Technology 1 year 0 Answers 9 views Enlightened

Write a short note on

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a) Chilling injury b) Storage methods of milk c) Fumigation

COLLEGE, Food Technology, NTA Level 5, STORAGE OF FOOD RAW MATERIALS AND INGREDIENTS 1 year 0 Answers 23 views Enlightened

Write a short notes on

Question

a) Individual Quick Freezing b) Traditional storage method for fresh Cassava roots c) Proper storage of spices

COLLEGE, Food Technology, NTA Level 5, STORAGE OF FOOD RAW MATERIALS AND INGREDIENTS 1 year 0 Answers 12 views Enlightened

a) Write importance and the steps followed in the First-in-First-out (FIFO) Procedure at the food storage plant

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b) Explain the aeration cooling in grains by using proper diagrams and why aeration cooling is important in grain storage

COLLEGE, Food Technology, NTA Level 5, STORAGE OF FOOD RAW MATERIALS AND INGREDIENTS 1 year 0 Answers 26 views Enlightened

a) Mention the proper meat receiving and storage procedures

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b) Discuss the most important factors in successful cold storage of eggs

COLLEGE, Food Technology, NTA Level 5, STORAGE OF FOOD RAW MATERIALS AND INGREDIENTS 1 year 0 Answers 7 views Enlightened

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