Logo
Home Study Material Contact Search
AI Chat FREE
  1. sciences
  2. physics
  3. a cement block accidentally falls from rest from t

A cement block accidentally falls from rest from the ledge of a 51.7-m-high building. When the...

60.1K

Verified Solution

Question

Physics

A cement block accidentally falls from rest from the ledge of a51.7-m-high building. When the block is 18.7 m above the ground, aman, 2.00 m tall, looks up and notices that the block is directlyabove him. How much time, at most, does the man have to get out ofthe way? Number Units

Answer & Explanation Solved by verified expert
4.2 Ratings (780 Votes)
block starts from 517 m its 187 m when he sees it So what is the velocity at which the block is travelling when he sees it v final velocity u initial velocity s    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Algebra
1.2K views

A 55# child has an order for Dilantin (phenytoin) 7 mg/kg/day to be given in...

Basic Math
1.2K views

Writing Equations of Lines Write the slope-intercept form of the equation of the line given the slope...

Medical Sciences
1.2K views

1. A blood smear is used to diagnose malaria. In patients with malaria, the protozoa can...

Physics
1.2K views

Aferris wheel is 250 ft in diameter and us boarded from a platform 15 ft high....

Economics
1.2K views

Microeconomics Marginal Productivity and the Law of Diminishing Marginal Returns You have recently been hired to manage a...

Economics
1.2K views

An auto-service establishment has estimated its monthly cost function as follows: TC = 6000 + 10 Q where...

Biology
1.2K views

Which mutation would likely have little to no effect on an individual s phenotype A...

Biology
1.2K views

Challenge 2 In an experiment with zebra finches researchers placed artificial red tags on the...

Physics
1.2K views

116 Extreme position to half of the amplitude A particle undergoes simple harmonic motion having...

Basic Math
1.2K views

7 What s the product of 4 23 and 11 14 O A 83 O...

Basic Math
1.2K views

1 Determine the empirical formula of a compound that contains 28 4 Copper and 71...

Accounting
1.2K views

united airlines 2023 balance sheet reported the following (in millions) total assets $40,091 total liabilities...