THEORY OF MACHINES
PLEASE SOLVE QUESTION 11-2
11-2. Shaft \(A\) turns \(120 \mathrm{rpm}\) in the direction shown and drives shaft \(B\) by means of an open belt running on the right-hand steps of the pulleys. Shaft \(C\) is driven from \(B\) by a pair of gears so that \(C\) turns 3 times for every 2 turns
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9.41 how can i know w3=wf ,w1=warm why not w1=wf (same axis?) please explain in detail....
9.41 how can i know w3=wf ,w1=warm
why not w1=wf (same axis?)
please explain in detail.
9-41 Figure P9-8 (p. 534) shows an 600 rpm CW and gear D is fixed to ground. Find speed and direction of gears l and 3. epicyclic train with its tooth numbers. Gear 2 is driven at t9-42 Figure P9-9 (p. 535) shows a compound epicyclic train Shaft 1 is driven at 300 mm 120 72 30 A 24 ARM SHAFT 3 2 dix...
Question 2 (a) A six-cylinder four-stroke internal combustion engine, running at 2,200 rpm, outputs 120 kW...
Question 2 (a) A six-cylinder four-stroke internal combustion engine, running at 2,200 rpm, outputs 120 kW of brake power. The stroke is equal to the bore. The brake mean effective pressure is 5.5 MPa. Calculate the torque, total displacement volume, stroke and bore. [6] (b) In a car, the engine described in (a) above drives the wheels through the multispeed gearbox shown in Figure Q2. When the engine runs at 2,200 rpm, and the gears are selected as shown in...
Q.9. Arubberised flat belt is moving at 14 m/s with the tension in the tight side...
Q.9. Arubberised flat belt is moving at 14 m/s with the tension in the tight side of 10.0 kN and the slack side of 5.0 kN. The belt is 350 mm wide and 10 mm thick, and it is constructed of 5 plies of 32 oz canvas ducking. What is tension ratio in the belt? A. 2.0 В. 2.1 С. 1.9 D. 2.3 E. none of above (4 Marks) Q.10. A V-belt drive system is to be designed to transmit...
Help with "B" please Question 2 (a) A six-cylinder four-stroke internal combustion engine, running at 2,200...
Help with "B" please
Question 2 (a) A six-cylinder four-stroke internal combustion engine, running at 2,200 rpm, outputs 120 kW of brake power. The stroke is equal to the bore. The brake mean effective pressure is 5.5 MPa. Calculate the torque, total displacement volume, stroke and bore. [6] (b) In a car, the engine described in (a) above drives the wheels through the multispeed gearbox shown in Figure Q2. When the engine runs at 2,200 rpm, and the gears are...
PROBLEM 3: Figure 3 shows a top view ofa motor driven pump. The direction of the...
PROBLEM 3: Figure 3 shows a top view ofa motor driven pump. The direction of the gravitational acceleration is indicated by g, and is oriented orthogonal to this paper. The shaft of the motor is supported by two bearings in points A and B and the motor rotates at n 1000 rpm. The motor power is 10 kW. The radius of pulley A and B. a-,3 = 40 mm. Each pulley weighs 5 kg. The pump shaft is supported by...
Homework 6: The figure below shows a gear train where gear 1, on shaft a (input...
Homework 6: The figure below shows a gear train where gear 1, on shaft a (input shaft), drives gear 2 with 32 teeth (denoted 32T) on shaft b, gear 3 (20T) also is on shaft b and drives gear 4 (507) on shaft c (output shaft). The pitch diameter of gears 1 and 2 are d = 24 mm and d = 48 mm. The center distance between gears 3 and 4 (distance between shafts b and c is 70mm....
2. Gear dynamics. The gear train above is driven on the input shaft with a 0.5...
2. Gear dynamics. The gear train above is driven on the input shaft with a 0.5 hp electric motor. All of the gears have a diametral pitch of 8 teeth per inch. a) What are the diameters of Gears 1, 2, 3, and 4? b) What is the pitch-line velocity of Gear 1, in ft/min? c) Is the pitch-line velocity of Gear 2 the same as Gear 1? d) What is the pitch-line velocity of Gear 3 (and, therefore, Gear...
Not really sure how to solve this problem. It is a planetary gear/ a compound gear.
Not really sure how to solve this problem. It is a planetary
gear/ a compound gear.
The motor is driven at 800 RPM. What is the output speed and direction of Shafts 1 and 2? b. J-42 8-40 C-20 F-12 G-72 SHAFT MOTOR MN A-15 D-35 E-48 SHAFT 2 K-15
The motor is driven at 800 RPM. What is the output speed and direction of Shafts 1 and 2? b. J-42 8-40 C-20 F-12 G-72 SHAFT MOTOR MN A-15 D-35...
Figure Q1 shows a gear train consists of four spur gears A, B, C and D to be designed for a specific mechanism. The power transmitted by gear A is 5 kW at rotational speed of 720 rpm counterclockwise direction. Number of teeth (N) for gears A,B,C and D ar
Figure Q1 shows a gear train consists of four spur gears A, B, C and D to be designed for a specific
mechanism. The power transmitted by gear A is 5 kW at rotational speed of 720 rpm
counterclockwise direction. Number of teeth (N) for gears A,B,C and D are respectively 20, 50,
30 and 60. The module and pressure angle of the gears are respectively 4 mm and 20o
. Determine
followings:
(a) Tangential and radial forces between gears...
Problem 2: A photo of a gearbox and its schematic are shown in the figure. The...
Problem 2: A photo of a gearbox and its schematic are shown in the figure. The gearbox consists of four spur gears. Gear1 and Gear3 have 100 teeth (N;=N3=100) and Gear2 and Gear4 have 150 teeth (N2=No=150). As indicated on the schematic, Gear1 is connected to the input shaft. Gear 2 and gear 3 are fixed on a same rotating axis/shaft so they will rotate together at the same rotational speed at all times (.e. n2=na). Gear4 is on the...
9.41 how can i know w3=wf ,w1=warm
why not w1=wf (same axis?)
please explain in detail.
9-41 Figure P9-8 (p. 534) shows an 600 rpm CW and gear D is fixed to ground. Find speed and direction of gears l and 3. epicyclic train with its tooth numbers. Gear 2 is driven at t9-42 Figure P9-9 (p. 535) shows a compound epicyclic train Shaft 1 is driven at 300 mm 120 72 30 A 24 ARM SHAFT 3 2 dix...
Question 2 (a) A six-cylinder four-stroke internal combustion engine, running at 2,200 rpm, outputs 120 kW of brake power. The stroke is equal to the bore. The brake mean effective pressure is 5.5 MPa. Calculate the torque, total displacement volume, stroke and bore. [6] (b) In a car, the engine described in (a) above drives the wheels through the multispeed gearbox shown in Figure Q2. When the engine runs at 2,200 rpm, and the gears are selected as shown in...
Q.9. Arubberised flat belt is moving at 14 m/s with the tension in the tight side of 10.0 kN and the slack side of 5.0 kN. The belt is 350 mm wide and 10 mm thick, and it is constructed of 5 plies of 32 oz canvas ducking. What is tension ratio in the belt? A. 2.0 В. 2.1 С. 1.9 D. 2.3 E. none of above (4 Marks) Q.10. A V-belt drive system is to be designed to transmit...
Help with "B" please
Question 2 (a) A six-cylinder four-stroke internal combustion engine, running at 2,200 rpm, outputs 120 kW of brake power. The stroke is equal to the bore. The brake mean effective pressure is 5.5 MPa. Calculate the torque, total displacement volume, stroke and bore. [6] (b) In a car, the engine described in (a) above drives the wheels through the multispeed gearbox shown in Figure Q2. When the engine runs at 2,200 rpm, and the gears are...
PROBLEM 3: Figure 3 shows a top view ofa motor driven pump. The direction of the gravitational acceleration is indicated by g, and is oriented orthogonal to this paper. The shaft of the motor is supported by two bearings in points A and B and the motor rotates at n 1000 rpm. The motor power is 10 kW. The radius of pulley A and B. a-,3 = 40 mm. Each pulley weighs 5 kg. The pump shaft is supported by...
Homework 6: The figure below shows a gear train where gear 1, on shaft a (input shaft), drives gear 2 with 32 teeth (denoted 32T) on shaft b, gear 3 (20T) also is on shaft b and drives gear 4 (507) on shaft c (output shaft). The pitch diameter of gears 1 and 2 are d = 24 mm and d = 48 mm. The center distance between gears 3 and 4 (distance between shafts b and c is 70mm....
Not really sure how to solve this problem. It is a planetary
gear/ a compound gear.
The motor is driven at 800 RPM. What is the output speed and direction of Shafts 1 and 2? b. J-42 8-40 C-20 F-12 G-72 SHAFT MOTOR MN A-15 D-35 E-48 SHAFT 2 K-15
The motor is driven at 800 RPM. What is the output speed and direction of Shafts 1 and 2? b. J-42 8-40 C-20 F-12 G-72 SHAFT MOTOR MN A-15 D-35...
Problem 2: A photo of a gearbox and its schematic are shown in the figure. The gearbox consists of four spur gears. Gear1 and Gear3 have 100 teeth (N;=N3=100) and Gear2 and Gear4 have 150 teeth (N2=No=150). As indicated on the schematic, Gear1 is connected to the input shaft. Gear 2 and gear 3 are fixed on a same rotating axis/shaft so they will rotate together at the same rotational speed at all times (.e. n2=na). Gear4 is on the...
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