science
Grade-11
Easy
Question
In the above question calculate the normal force present in this situation
- 224N up the slope
- 444 N downward
- 978 N
- None
The correct answer is: 224N up the slope
Related Questions to study
science
A 50 kg crate is placed on a slope that makes an angle of 30◦ with the
horizontal. The box does not slide down the slope. Calculate the magnitude and
The direction of the frictional force
A 50 kg crate is placed on a slope that makes an angle of 30◦ with the
horizontal. The box does not slide down the slope. Calculate the magnitude and
The direction of the frictional force
scienceGrade-11
science
Which of the following statements are true about collisions?
Which of the following statements are true about collisions?
scienceGrade-11
science
Which statement is correct
Which statement is correct
scienceGrade-11
science
Momentum is a ________ quantity.
Momentum is a ________ quantity.
scienceGrade-11
science
Two billiard balls roll towards each other. They each have a mass of
0,3 kg. Ball 1 is moving at v1 = 1m · s−1 to the right, while ball 2 is moving at
v2 = 0,8m · s−1 to the left. Calculate the total momentum of the system.
Two billiard balls roll towards each other. They each have a mass of
0,3 kg. Ball 1 is moving at v1 = 1m · s−1 to the right, while ball 2 is moving at
v2 = 0,8m · s−1 to the left. Calculate the total momentum of the system.
scienceGrade-11
science
A cricket ball of mass 160 g is bowled at 40 m·s−1 towards a batsman.
Calculate the momentum of the cricket ball.
A cricket ball of mass 160 g is bowled at 40 m·s−1 towards a batsman.
Calculate the momentum of the cricket ball.
scienceGrade-11
science
A horizontal force of 5.0 N is applied to a 1.0kg wooden box resting on a laminate benchtop. If the friction is 2.94 N, calculate the motion of the box.
A horizontal force of 5.0 N is applied to a 1.0kg wooden box resting on a laminate benchtop. If the friction is 2.94 N, calculate the motion of the box.
scienceGrade-11
science
Calculate the momentum of a 2kg bowling ball traveling at 8 m s–1 south.
Calculate the momentum of a 2kg bowling ball traveling at 8 m s–1 south.
scienceGrade-11
science
A bullet in motion hits and gets embedded in a solid block resting on a frictionless table. What is conserved?
A bullet in motion hits and gets embedded in a solid block resting on a frictionless table. What is conserved?
scienceGrade-11
science
Which of the following is a physical quantity that can be described by dynamics but not by kinematics?
Which of the following is a physical quantity that can be described by dynamics but not by kinematics?
scienceGrade-11
science
The rate of change of momentum of an object is proportional to
The rate of change of momentum of an object is proportional to
scienceGrade-11
science
If two balls of masses m1 and m2 are dropped on sand, the depths of penetration is the same if
If two balls of masses m1 and m2 are dropped on sand, the depths of penetration is the same if
scienceGrade-11
science
A football and a stone has the same mass
A football and a stone has the same mass
scienceGrade-11
science
Before Galileo, it was believed _______ is required to keep a body in uniform motion
Before Galileo, it was believed _______ is required to keep a body in uniform motion
scienceGrade-11
science
Inertia is that property of a body by virtue of which
Inertia is that property of a body by virtue of which
scienceGrade-11