# physics

If two stones projected from the same point with the same speed but at angles pi/3 and pi/6 respectively have their ranges R₁ and R₂ then a)R1=2R2 B)R1=R2 C)R1=5R2 D)R1=25R2

1. 👍 1
2. 👎 0
3. 👁 205
1. The equation for range is
R(θ)=v²sin(2θ)/g
Examine the values of sin(2θ) to arrive at the correct ratio .

1. 👍 0
2. 👎 0

## Similar Questions

1. ### mat- foundation of mechanic

a particle is projected from a point 0 with an initial speed of 30m/s to pass through a point which is 40m from 0 horizontally and 10m above 0. show that there are two angles of projection for which this is possible. if these

asked by HELP-alya on December 19, 2011

A balloon isin the vertical plane of two consecutive milestones of a road. The angles of depression of the stones as viewed from the balloon are 15 degrees and 17 degrees. Find the height of the balloon if (a) the stones are on

asked by Candy on February 15, 2012
3. ### physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.82 m. The stones are thrown with the same speed of 8.88

asked by Syd on January 24, 2015
4. ### physics/math

Ahhh! I've seen some examples of this type of problem but I can't seem to solve it! Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The

asked by Courtney on December 13, 2011
5. ### Physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 5.53 m. The stones are thrown with the same speed of 8.62

asked by Steven on September 13, 2014
1. ### Physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.80 m. The stones are thrown with the same speed of 9.05

asked by Jackie Li on October 1, 2012
2. ### Physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.82 m. The stones are thrown with the same speed of 9.83

asked by Bryan on September 30, 2012
3. ### physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 5.97 m. The stones are thrown with the same speed of 8.50

asked by Tracie on September 5, 2012
4. ### physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 5.16 m. The stones are thrown with the same speed of 8.67

asked by I need help soon!! on September 22, 2013
5. ### Physics

Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.41 m. The stones are thrown with the same speed of 8.35

asked by bob on October 1, 2015

More Similar Questions