Determine the wavelength in the warmer air
Sound traveling in air at 23°C enters a cold front where the air temperature is 2°C. If the sound frequency is 1500 Hz, determine the wavelength in the warmer air and in the colder air.
Expected delivery within 24 Hours
An ideal gas occupies 329 cm3 at 20°C. At what temperature will it occupy 980 cm3 if the pressure remains constant? New temperature in Celsius?
A 80 kg astronaut pushes off against a 640 kg satellite producing a force of 120 N for .5 seconds. What is the acceleration of each object during the push? what is the final velocity for each object, and how far apart are they at .5 seconds?
A 0.16 kg block on a horizontal frictionless surface is attached to a spring whose force constant is The block is pulled from its equilibrium position at to a displacement and is released from rest. The block then executes simple harmonic motion
What must the charge (sign and magnitude) of a particle of mass 1.45 g be for it to remain stationary when placed in a downward-directed electric field of magnitude 620 N/C? Use 9.8m/s/s for the magnitude of the acceleration due to gravity.
A 220 g block hangs from a spring with spring constant 12 N/m. At t=0;{rm s} the block is 31 cm below the equilibrium point and moving upward with a speed of 89.0 cm/s. What is the block's distance from equilibrium when the speed is 30 cm/s?
The 2-kg collar C is free to slide along the smooth shaft AB. Determine the acceleration of collar C if (a) the shaft is fixed from moving and (b) collar A is subjected to an acceleration of 2 m/s2 to the left. In all cases, the motion occurs in t
If a person can jump a horizontal distance of 3.0 m on Earth, how far could the person jump on the moon, where the free-fall acceleration is g/6 and g = 9.81 m/s2?
The final temperature of the system is 100°C. Neglect energy transfers with the environment. (a) How much energy (in calories) is transferred to the water as heat? (b) How much to the bowl? (c) What is the original temperature of the cylinder?
1934742
Questions Asked
3,689
Active Tutors
1456057
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Evidence of Cultural Impact: The cultural impact of economic factors can be observed through specific practices and initiatives within the NSHA:
Mrs Robinson is unconscious. When performing eye care as part of hygiene, which of the following interventions should be performed by the nurse Selec
Problem: Discuss some ethical issues that limit access and quality of care.
Question: Which one of the following is NOT present in tetralogy of Fallot?
Problem: The charge nurse is observing a staff nurse complete an incident report after a client fell on their way to rest room.
Winslow's definition of Public Health from the 1920's marks a significant recognition of the principles of health promotion in modern history.
Point of use cleaning of used instruments MUST be performed immediately following the procedure in the following location