# physics

A 4.9 kg bag of groceries is in equilibrium on an incline of angle è = 26°. Find the magnitude of the normal force on the bag.

1. 👍
2. 👎
3. 👁
1. M*g*cos26 = 40.5 N

1. 👍
2. 👎

## Similar Questions

1. ### physics

A block is at rest on the incline shown in the figure. The coefficients of static and ki- netic friction are μs = 0.45 and μk = 0.38, respectively. The acceleration of gravity is 9.8 m/s2 . What is the frictional force acting on

2. ### physics

A grocery sack can withstand a maximum of 230 N before it rips. will a bag holding 15 kg of groceries that is lifted from the checkout counter at an acceleration of 7.0 m/s^2 hold? this question has to do with force. thanks..

3. ### physics:(

The weight of a book on an inclined plane can be resolved into two vector components, one along the plane, the other perpendicular to it. At what incline angle are the components equal? I was kind of thinking 45 degress?????? At

4. ### Physics

A uniform solid sphere rolls down an incline. (a) What must be the incline angle (deg) if the linear acceleration of the center of the sphere is to have a magnitude of 0.23g? (b) If a frictionless block were to slide down the

1. ### Physics

A shopping bag can provide a force of 65.0 N before breaking. A shopper puts 5.00kg of groceries in the bag. If the shopper tries to lift the bag with an upward acceleration of 2.00 m/s/s, will be bag break?

2. ### physics

A uniform solid sphere rolls down an incline. (a) What must be the incline angle if the linear acceleration of the center of the sphere is to have a magnitude of 0.20g? 1° (b) If a frictionless block were to slide down the

3. ### physics

two blocks are connected by a string. the smooth incline surface makes an angle of 42 degrees with the horizontal, andthe block on the incline has a mass of 6.7 kg. find the mass of the hanging block that will cause the system to

4. ### physics

021 (part 1 of 3) 10.0 points A block is at rest on the incline shown in the ﬁgure. The coeﬃcients of static and kinetic friction are µs = 0.62 and µk = 0.53, respectively. The acceleration of gravity is 9.8 m/s2 . 36 kg µ

1. ### Physics

A 5.4 kg bag of groceries is in equilibrium on an incline of angle θ= 150. Find the magnitude of the normal force on the bag

2. ### physics

a 250 kg crate is placed on an adjustable incline plane. If the crate slides down the incline with an exceleration of 0.7 m/s squared when the incline angle is 25 degrees, then what sould the incline angle be in order for the

3. ### physics

A 20 kg child on roller skates, initially at rest, rolls 4 m down an incline at an angle of 30 degrees with the horizontal. If there is no friction between incline and skates, what is the kenetic energy of the child at the bottom

4. ### Physics

A box is sliding up an incline that makes an angle of 15.0 degrees with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box and the