172719
Two sitar strings and playing the note "Ga'. are slightly out of tune and produce beats of frequency . Then tension in the string is slightly reduced and the beat frequency is found to reduce to . If the original frequency of is , the frequency of is.
1
2
3
4
Explanation:
A Beat's frequency (f) Frequency of string Frequency of string Beat's frequency is given as, Frequency decreases with decrease in the tension in a string This is because frequency is directly proportional to the square root of tension. Hence, beat frequency cannot be
Assam CEE-2021
WAVES
172721
At what temperature does the velocity of sound in air increases by in comparison with velocity at ?
1
2
3
4
Explanation:
B As we know that, and According to the question, Squaring both the side we get,
AP EAMCET-25.08.2021
WAVES
172722
Twenty-five tuning forks are arranged in series in the order of decreasing frequency, Any two successive forks produce 3 beats per second. If the frequency of the first tuning fork is the octave of the last fork. Frequency of the fork is,
1
2
3
4
Explanation:
B Let the frequency of last fork be . The tuning forks are arranged in decreasing frequencies in the given arrangement areas follows, Imposing given condition we get, Frequency of first fork is, So, the frequency of tuning fork is,
AP EAMCET-07.09.2021
WAVES
172723
The speed of the sound in Oxygen at a certain temperature is . The speed of the sound in Helium (He) at the same temperature will be - (assume both the gasses to be ideal)
172719
Two sitar strings and playing the note "Ga'. are slightly out of tune and produce beats of frequency . Then tension in the string is slightly reduced and the beat frequency is found to reduce to . If the original frequency of is , the frequency of is.
1
2
3
4
Explanation:
A Beat's frequency (f) Frequency of string Frequency of string Beat's frequency is given as, Frequency decreases with decrease in the tension in a string This is because frequency is directly proportional to the square root of tension. Hence, beat frequency cannot be
Assam CEE-2021
WAVES
172721
At what temperature does the velocity of sound in air increases by in comparison with velocity at ?
1
2
3
4
Explanation:
B As we know that, and According to the question, Squaring both the side we get,
AP EAMCET-25.08.2021
WAVES
172722
Twenty-five tuning forks are arranged in series in the order of decreasing frequency, Any two successive forks produce 3 beats per second. If the frequency of the first tuning fork is the octave of the last fork. Frequency of the fork is,
1
2
3
4
Explanation:
B Let the frequency of last fork be . The tuning forks are arranged in decreasing frequencies in the given arrangement areas follows, Imposing given condition we get, Frequency of first fork is, So, the frequency of tuning fork is,
AP EAMCET-07.09.2021
WAVES
172723
The speed of the sound in Oxygen at a certain temperature is . The speed of the sound in Helium (He) at the same temperature will be - (assume both the gasses to be ideal)
172719
Two sitar strings and playing the note "Ga'. are slightly out of tune and produce beats of frequency . Then tension in the string is slightly reduced and the beat frequency is found to reduce to . If the original frequency of is , the frequency of is.
1
2
3
4
Explanation:
A Beat's frequency (f) Frequency of string Frequency of string Beat's frequency is given as, Frequency decreases with decrease in the tension in a string This is because frequency is directly proportional to the square root of tension. Hence, beat frequency cannot be
Assam CEE-2021
WAVES
172721
At what temperature does the velocity of sound in air increases by in comparison with velocity at ?
1
2
3
4
Explanation:
B As we know that, and According to the question, Squaring both the side we get,
AP EAMCET-25.08.2021
WAVES
172722
Twenty-five tuning forks are arranged in series in the order of decreasing frequency, Any two successive forks produce 3 beats per second. If the frequency of the first tuning fork is the octave of the last fork. Frequency of the fork is,
1
2
3
4
Explanation:
B Let the frequency of last fork be . The tuning forks are arranged in decreasing frequencies in the given arrangement areas follows, Imposing given condition we get, Frequency of first fork is, So, the frequency of tuning fork is,
AP EAMCET-07.09.2021
WAVES
172723
The speed of the sound in Oxygen at a certain temperature is . The speed of the sound in Helium (He) at the same temperature will be - (assume both the gasses to be ideal)
172719
Two sitar strings and playing the note "Ga'. are slightly out of tune and produce beats of frequency . Then tension in the string is slightly reduced and the beat frequency is found to reduce to . If the original frequency of is , the frequency of is.
1
2
3
4
Explanation:
A Beat's frequency (f) Frequency of string Frequency of string Beat's frequency is given as, Frequency decreases with decrease in the tension in a string This is because frequency is directly proportional to the square root of tension. Hence, beat frequency cannot be
Assam CEE-2021
WAVES
172721
At what temperature does the velocity of sound in air increases by in comparison with velocity at ?
1
2
3
4
Explanation:
B As we know that, and According to the question, Squaring both the side we get,
AP EAMCET-25.08.2021
WAVES
172722
Twenty-five tuning forks are arranged in series in the order of decreasing frequency, Any two successive forks produce 3 beats per second. If the frequency of the first tuning fork is the octave of the last fork. Frequency of the fork is,
1
2
3
4
Explanation:
B Let the frequency of last fork be . The tuning forks are arranged in decreasing frequencies in the given arrangement areas follows, Imposing given condition we get, Frequency of first fork is, So, the frequency of tuning fork is,
AP EAMCET-07.09.2021
WAVES
172723
The speed of the sound in Oxygen at a certain temperature is . The speed of the sound in Helium (He) at the same temperature will be - (assume both the gasses to be ideal)