Displacement along the horizontal direction
A constant force of 20 N is applied to an object of mass 8.0 kg at an angle of 25° with the horizontal. What is the work done by this force on the object if it causes a displacement of 2.0 m along the horizontal direction?
Expected delivery within 24 Hours
A spherical shell of inner radius 2.0 cm and outer radius 6.0 cm is charged to +9 nC A point charge of -6 nC is placed at the center of the shell. A. What are the charges, Q1 and Q2 on the inner and the outer surfaces of the shell?
A dean of men wishes to estimate the average cost of the freshman year at a particular college correct to within $260, with a probability of 0.95. If a random sample of freshmen is to be selected and each asked to keep financial data
Cars A and B are traveling at v_A= 72 mph and v_B= 67 mph respectively, when the driver of car B applies the brakes abruptly, causing the car to slide to a stop.
If the gage pressure at a depth of 5 meters is 90kPa, what is the material constant a? Be sure to include proper units on the answer and assume that gravity is 9.81m/s^2.
A boat is moving to the right with a constant deceleration of 0.3 m/s2 when a boy standing on the deck D throws a ball with an initial velocity relative to the deck with is vertical.
The average atmospheric pressure in Denver (elevation 1610 m) is 83.4 kP a. Determine the temperature at which water boils in Denver. Sketch by hand and use the vapor pressure curve.
A survey is conducted to verify whether there is a connection between smokers and cardiovascular diseases. 35 over 60 persons with cardiovascular problems are smokers. Can we conclude that the majority of cardiovascular disease are smokers?
To what temperature (in degrees Celsius) will 67,379 J of heat raise 0.6 kg of water that is initially at 10.0 degrees Celsius?
1924603
Questions Asked
3,689
Active Tutors
1433437
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Go into more detail: Childhood Apraxia of Speech (CAS): With childhood apraxia of speech (CAS), a motor speech impairment,
he considers the optimal percentages of each food group. According to Acceptable Macronutrient Distribution Range (AMDR)
What should be included in the care of a newborn infant whose mother has had untreated syphilis since the second trimester of pregnancy?
Question: Why is sleep especially important for a growing child?
Which type of fasting diet is when meals are consumed within a limited number of hours (such as 6-8 hours) each day
Question: Compare the work of John Snow and Rober Koch and select the statement that best links their work.
A primipara tells the nurse that her baby is breathing very rapidly and that the breaths are irregular.