| ⇦ | 
| ⇨ |
A car of mass 1000 kg negotiates a banked curve of radius 90 m on a frictionless road. If the banking angle is 45°, the speed of the car is :
Options
(a) 20 ms⁻¹
(b) 30 ms⁻¹
(c) 5ms⁻¹
(d) 10 ms⁻¹
Correct Answer:
30 ms⁻¹
Explanation:
For banking tan θ = V² / Rg
tan 45 = V² / 90 x 10 = 1
V = 30 m/s
Related Questions: - The half-life of radioactive element is 600 yr. The fraction of sample
- The molar specific heats of an ideal gas at constant pressure and volume are denoted
- The resistance of a carbon resistor of colour code Red-Red Green Silver is(in kΩ)
- Which phenomenon best supports the theory that matter has a wave nature?
- An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The half-life of radioactive element is 600 yr. The fraction of sample
- The molar specific heats of an ideal gas at constant pressure and volume are denoted
- The resistance of a carbon resistor of colour code Red-Red Green Silver is(in kΩ)
- Which phenomenon best supports the theory that matter has a wave nature?
- An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply