Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Physics Expert

What is the minimum speed in km/s , with which a metoer strikes the top of the earths stratosphere (about 14km above earths surface) assuming that the meteor being as a bit of interplanetary debris far from earth? Assume the drag force is neglible until the meteor reaches the stratosphere.

Physics, Academics

  • Category:- Physics
  • Reference No.:- M91082918

Have any Question?


Related Questions in Physics

Question a slide projector needs to create a 84 cm high

Question: A slide projector needs to create a 84 cm high image of a 2.0 cm tall slide. The screen is 240 cm from the slide. Assume that it is a thin lens. (a) What focal length does the lens need? cm (b) How far should y ...

Question to take off from the ground an airplane must reach

Question: To take off from the ground, an airplane must reach a sufficiently high speed. The velocity required for the takeoff, the takeoff velocity, depends on several factors, including the weight of the aircraft and t ...

The total length of the blood vessels in the body is

The total length of the blood vessels in the body is roughly 500,000 km. Most of this length is due to the capillaries, which have an average diameter of 12 um. Estimate the total volume of blood in the human body by ass ...

Problem a student knows that an ambulance siren has a

Problem: A student knows that an ambulance siren has a frequency of fs = 393 Hz. He measures, when the ambulance is approaching him, the frequency fo = 415. Assume the speed of sound is 343 m/s in this problem. Randomize ...

Question a skydiver has his parachute open and is floating

Question: A skydiver has his parachute open and is floating downward through the air at a constant speed. Identify all the forces acting on the system skydiver-parachute. Check all that apply. Weight, w? Normal force, n? ...

Question a small 100 g cart is moving at 120 ms on a

Question: A small 100 g cart is moving at 1.20 m/s on a friction less track when it collides with a larger, 1.00 kg cart at rest. After the collision, the small cart recoils at 0.850 m/s. What is the speed of the large c ...

Question the surface charge density on an infinite charged

Question: The surface charge density on an infinite charged plane is - 1.70 x 10^-6 C/m^2 . A proton is shot straight away from the plane at 2.20 x 10^6m/s. How far does the proton travel before reaching it's turning poi ...

Question a projectile is fired with an initial speed of

Question: A projectile is fired with an initial speed of 49.6m/s at an angle of 41.2 degrees above the horizontal on a long flat firing range. A) Determine the maximum height reached by the projectile. B) Determine the t ...

Question in short-track speed skating the track has

Question: In short-track speed skating, the track has straight sections and semicircles 16 m in diameter. Assume that a 64kg \;kg skater goes around the turn at a constant 11m/s Part A: What is the horizontal force on th ...

After deploying her parachute a skydiver falls through the

After deploying her parachute, a skydiver falls through the air with a constant speed of 8.00 m/s . As she falls, there is a constant breeze blowing west at 2.50 m/s. At what angle from the downward vertical does the par ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As