Problem based on focal length of the lens
A simple single lens camera (biconvex lens) is used to photograph a man 1.5 m tall who is standing 5.0 m from the camera. if the mans image fills the length of a frame of film (35mm) what is the focal length of the lens?
Expected delivery within 24 Hours
After three years, there is $1816.33 in the account. Find the initial amount placed in the account. Round your answer to the nearest cent.
A projectile is launched with an initial velocity of 80 m/s at an angle of 30º above the horizontal. Neglecting air resistance, what is the horizontal component of the projectile's acceleration?
For a given sample of CH3OH, the enthalpychange on reaction is 25.8 kJ. How many grams of hydrogen gases are produced?
Two speakers are driven by the same sound wave of wavelength .50m. if the distances from a point to the speakers differ by 1.0 m, will the waves interface constructively or destructively? Justify your answer.
The mass of a radioactive substance follows a continuous exponential decay model, with a decay rate parameter of 8% per day. Find the mass of the sample after six days.
Using triangles to construct the polygon and an appropriate double-angle formula, determine the formula of the area of the n-sided polygon as a function of R and n, i.e., A = f(R,n).
The orbital speeds of the planets are determined to be 42.1 km/s and 56.4 km/s. The slower planet's orbital period is 7.93 years. (a) What is the mass of the star? (b) What is the orbital period of the faster planet, in years?
A current 1.00 g sample of carbon shows 921 disintegrations perhour. If 1.00 g of charcoal from an archeological dig in alimestone cave in Slovenia shows5.50 x 103 disintegrations in 25.2 h, what is the age of the charcoal sample?
1945203
Questions Asked
3,689
Active Tutors
1411817
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Please explain whether clinical practice guidelines exist for schizophrenia in older adults, and if so, use them to justify your recommendations.
What are the risks and benefits of the FDA-approved medicine Aripiprazole? What are the risks and benefits of the off-label drug Lamotrigine?
Please recommend one FDA-approved drug, one off-label drug, and one nonpharmacological intervention for treating schizophrenia in older adults.
A reputable academic institution just published a clinical study in a peer-reviewed journal reporting that study participants reduced serum cholesterol levels
Discuss the origins of the modern system of surveillance for disease and how the task force should consider utilizing alternative sources of data
What steps can teachers take to design an aligned lesson plan from instruction to the test? How does the alignment impact learner outcomes?
Which of the following characteristics is consistent with evidence-based practice?