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- Question 1 of 15
The number of solutions of the simultaneous algebraic equations y=3x+3 and y=3x+5 isCorrectIncorrect
- Question 2 of 15
The elastic modulus of a rigid perfectly plastic solid isCorrectIncorrect
- Question 3 of 15
Consider the following statements:
(P) Hardness is the resistance of a material to indentation.
(Q) Elastic modulus is a measure of ductility.
(R) Deflection depends on stiffness.
(S) The total area under the stress-strain curve is a measure of resilience. Among the above statements, the correct ones areCorrectIncorrect
- Question 4 of 15
A vertical cylindrical tank of 1 m diameter is filled with water up to a height of 5 m from its bottom. Top surface of water is exposed to atmosphere. A hole of 5 mm2 area forms at the bottom of the tank. Considering the coefficient of discharge of the hole to be unity and the acceleration due to gravity to be 10 m/s2, the rate of leakage of water (in litre/min) through the hole from the tank to the atmosphere, under the given conditions, isCorrectIncorrect
- Question 5 of 15
The ratio of press force required to punch a square hole of 30 mm side in a 1 mm thick aluminum sheet to that needed to punch a square hole of 60 mm side in a 2 mm thick aluminum sheet isCorrectIncorrect
- Question 6 of 15
Which one of the following is a natural polymer?CorrectIncorrect
- Question 7 of 15
In powder metallurgy, sintering of the componentCorrectIncorrect
- Question 8 of 15
A single point right handed turning tool is used for straight turning. The feed is 0.25 mm/rev and the uncut chip thickness is found to be 0.25 mm. The inclination angle of the main cutting edge is 10 degree. The back rake angle (in degrees)is _______.CorrectIncorrect
- Question 9 of 15
Consider the following statements.
(P) Electrolyte is used in Electro-chemical machining.
(Q) Electrolyte is used in Electrical discharge machining.
(R) Abrasive-slurry is used in Ultrasonic machining.
(S) Abrasive-slurry is used in Abrasive jet machining.
Among the above statements, the correct ones areCorrectIncorrect
- Question 10 of 15
Consider the following statements.
(P) Computer aided process planning (CAPP) takes input from material requirement plan (MRP).
(Q) Production flow analysis helps in work cell formation.
(R) Group technology takes input from choice of machining or cutting parameters.
Among the above statements, the correct one(s) is (are)CorrectIncorrect
- Question 11 of 15
The facility layout technique that uses relationship (REL) chart isCorrectIncorrect
- Question 12 of 15
ST and NT denote the standard time and the normal time, respectively, to complete a job. Allowance= LL*ST, where 0CorrectIncorrect
- Question 13 of 15
The throughput rate of a production system is 20 units per hour. The average flow time is 30 minutes and the cycle time is 3 minutes. The average inventory (in units) in the system isCorrectIncorrect
- Question 14 of 15
To solve the equation 2 sin x = x by Newton-Raphson method, the initial guess was chosen to be x = 2.0. Consider x in radian only. The value of x (in radian) obtained after one iteration will be closest toCorrectIncorrect
- Question 15 of 15
A thin-walled cylindrical pressure vessel of internal diameter 2 m is designed to withstand an internal pressure of 500 kPa (gauge). If the allowable normal stress at any point within the cylindrical portion of the vessel is 100 MPa, the minimum thickness of the plate of the vessel (in mm) is________.CorrectIncorrect