Q.4 Two parallel shafts, connected by a cross belt, are provided with pulleys of 60 cm and 40 cm diameter. The center distance of the pulley is 3 m. What will be the length of belt?Ans 1. 5.73 ...
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Q.33 A single-degree damped vibrating system consists of a suspended mass of 2.5 kg and spring constant 30 N/cm. The amplitude decreases to 25% of initial value after 4 oscillations. What will be the logarithmic decrement? [ Assume, ...
Q.1 Which of the following is described by the given statement? ‘The state of a simple compressible system is completely specified by two independent intensive properties.’Ans 1. Clausius statement2. Kay’s rule3. Zeroth law of thermodynamics4. State postulateCorrect Ans: 4
Q.32 A cup of circular cross-section with a 100 mm diameter and 150 mm height with a corner radius of 1 mm is to be produced. What will be the blank diameter?Ans 1. 287.5 mm2. 298.6 mm3. 264.5 ...
Q.15 Design capacity of the plant is 6 ton of product per day. But the effective capacity is only 5 ton of product per day. The actual output is measured as 4 ton of product per day. What ...
Q.19 A ball of weight 0.2 N falls from a height of 5 m and rebounds to a height of 3.2 m. The ball and floor remain in contact for 0.1 second. Find the average force between ball ...
Q.27 A piston-cylinder assembly has 3 kg of an ideal gas (gas constant = 0.3 kJ/kg – K) at 300 K and 150 kPa. It is now heated in two step processes. In first process, it is heated ...
Q.20 The specification of a grinding wheel is given by: A – 46 – B – 4 – V – 17 Which of the following is TRUE for wheel specification?Ans 1. It is having a grade of ‘V’.2. It is ...
Q.40 A tapering conical bar of 1.5 m length has diameter of 21 mm and 60 mm at the two ends. Find the elongation of bar under an axial loading of 100 kN. [ E = 200 GPa, ...
Q.2 Resistance to oscillation is known as:Ans 1. Resonance2. Frequency3. Cycle4. DampingCorrect Ans: 4
