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The standard cross-section for a flat key, which is fitted on a 50 mm diameter shaft, is 16 × 10 mm, Determine the length of the key.

The standard cross-section for a flat key, which is fitted on a 50 mm diameter shaft, is 16 × 10 mm. The key is transmitting 475 N-m torque ...

It is required to design a square key for fixing a pulley on the shaft, Determine the dimensions of the key.

 It is required to design a square key for fixing a pulley on the shaft, which is 50 mm in diameter. The pulley transmits 10 kW power at 200...

The cross-section of a flat key for a 40 mm diameter shaft is 22 ×14 mm. Determine the length of the key.

 The cross-section of a flat key for a 40 mm diameter shaft is 22 ×14 mm. The power transmitted by the shaft to the hub is 25 kW at 300 rpm....

A2-mm-diameter and 10-m-long electric wire is tightly wrapped with a 1- mm-thick plastic cover

A2-mm-diameter and 10-m-long electric wire is tightly wrapped with a 1- mm-thick plastic cover whose thermal conductivity is k = 0.15 W/m · ...

The boiling temperature of nitrogen at atmospheric pressure at sea level (1 atm pressure) is -196°C. Therefore, nitrogen is commonly used in low-temperature

The boiling temperature of nitrogen at atmospheric pressure at sea level (1 atm pressure) is -196°C. Therefore, nitrogen is c...

Steam at 320°C flows in a stainless-steel pipe (k =15 W/m · °C) whose inner and outer diameters are 5 cm and 5.5 cm,

Steam at 320°C flows in a stainless-steel pipe (k =15 W/m · °C) whose inner and outer diameters are 5 cm and 5.5 cm, respectively....

Consider a 1.2-m-high and 2-m-wide double-pane window consisting of two 3-mm-thick

 Consider a 1.2-m-high and 2-m-wide double-pane window consisting of two 3-mm-thick layers of glass (k = 0.78W/m °C) separated by a 12-mm-wi...

A 2-m 1.5-m section of wall of an industrial furnace burning natural gas is not insulated, and the temperature at the outer surface of this section is measured to be 80°C.

 A 2-m 1.5-m section of wall of an industrial furnace burning natural gas is not insulated, and the temperature at the outer surface of this...

Consider a 1.2-m-high and 2-m-wide glass window whose thickness is 6 mm and thermal conductivity is k = 0.78 W/m · °C.

Consider a 1.2-m-high and 2-m-wide glass window whose thickness is 6 mm and thermal conductivity is k = 0.78 W/m · °C. Determine the steady ...

A hollow spherical iron container with outer diameter 20 cm and thickness 0.4

 A hollow spherical iron container with outer diameter 20 cm and thickness 0.4 cm is filled with iced water at 0°C. If the outer surface tem...

An aluminum pan whose thermal conductivity is 237 W/m · °C has a flat bottom

 An aluminum pan whose thermal conductivity is 237 W/m · °C has a flat bottom with diameter 20 cm and thickness 0.4 cm. Heat is transferred ...

It is required to design a square key for fixing a gear on a shaft of 25 mm diameter

It is required to design a square key for fixing a gear on a shaft of 25 mm diameter The shaft is transmitting 15 kW power at 720 rpm to the...

The inner and outer surfaces of a 0.5-cm-thick 2-m×2-m window glass in winter

 The inner and outer surfaces of a 0.5-cm-thick 2-m×2-m window glass in winter are 10°C and 3°C, respectively. If the thermal conductivity o...

 A1200-W iron is left on the ironing board with its base exposed to the air. About 90 percent of the heat generated in the iron is dissipate...

Using the ASME code for the design of transmission shafting (Load is gradually applied condition), illustrated in Figure 3,

     Using the ASME code for the design of transmission shafting (Load is gradually applied condition), illustrated in Figure 3, consisting ...

A room is heated by a baseboard resistance heater.

A room is heated by a baseboard resistance heater. When the heat losses from the room on a winter day amount to 7000 kJ/h, it is observed th...

Two 800-kg cars moving at a velocity of 90 km/h have a head-on collision on a road.

 Two 800-kg cars moving at a velocity of 90 km/h have a head-on collision on a road. Both cars come to a complete rest after the crash. Assu...

The average specific heat of the human body is 3.6 kJ/kg · °C

 The average specific heat of the human body is 3.6 kJ/kg · °C. If the body temperature of a 70-kg man rises from 37°C to 39°C during strenu...

A transmission shaft supporting a spur gears B and the pulley D is shown in Fig. 2.

A transmission shaft supporting a spur gears B and the pulley D is shown in Fig. 2. The shaft is mounted on two bearings A and C. The diamet...

The layout of a shaft carrying two pulleys 1 and 2, and supported on two bearings A and B is shown in Fig (1).

 The layout of a shaft carrying two pulleys 1 and 2, and supported on two bearings A and B is shown in Fig (1). The shaft tra...