EASY
MHT-CET
IMPORTANT
Earn 100

The length of the seconds' pendulum at a place where g=4.9 m s-2 is
 

50% studentsanswered this correctly

Important Questions on Oscillations

EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 136
What is the velocity of the bob of a simple pendulum at its mean position, if it is able to rise to a vertical height of 10 cm? g=9.8m s-2
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 137
A carriage is sliding down an inclined plane at an angle of 60°with a simple pendulum of length 1m, its period of oscillation will be
 
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 138
A second's pendulum performs 100 oscillations in
 
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 139
Two simple pendulums A and B of lengths 1.69m and1.44m start swinging at the same time from a location where the acceleration due to gravity is10m s-2. How many vibrations' pendulum B will complete when it will be out of phase with A?
 
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 140
A simple pendulum of length l Has a brass bob attached at its lower end. Its period is T. If a steel bob of same size having density×Time that of brass replaces the brass bob and its length is changed so that period becomes 2T , then new length is
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 141
The length of the second's pendulum on the surface of earth is 1m. The length of second's pendulum on the surface of moon, where g is 16th of the surface of earth, is
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 142
If the length of second's pendulum is increased by 2%,how many seconds will it lose per day?
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 7 - Oscillations>Exercise 1>Q 143
A clock which keeps correct time at 20 °C is subjected to 40 °C . If coefficient of linear expansion of the pendulum is 12×10-6 per °C, then how much time will it lose in one day?