Top answers

All subjects
A Level

Two particles, A and B, are moving directly towards each other on a straight line with speeds of 6 m/s and 8 m/s respectively. The mass of A is 3 kg, and the mass of B is 2 kg. They collide to form a single particle of speed "v" m/s. Find v.

The student should apply their knowledge of conservation of momentum. Also, I would always encourage the student to draw a diagram for all mechanics questions as it helps visualise the problem.total chang...

KH
Answered by Kieran H. Maths tutor
4628 Views

What is the difference between law of diminishing returns to a factor and decreasing returns to scale?

The main difference is that the diminishing returns to a factor relates to the efficiency of adding a variable factor of production but the law of decreasing returns to scale refers to the efficiency of i...

AC
Answered by Abigail C. Economics tutor
33460 Views

What is the difference between structural and interactionist perspectives?

Structural perspectives, like Marxism, Functionalism and Feminism, focus on the idea that social interactions are generated from the top down. The individual is controlled by the institutions (such as the...

MH
Answered by Megan H. Sociology tutor
7464 Views

'Ist er ein Tier, da Musik ihm so ergriff'. In Kafka's 'die Verwandlung' is Gregor really an animal?

The question of Gregor Samsa's metamorphosis in Kafka's Die Verwandlung is one that has perplexed scholar's for decades. The first page of the novel details Gregor awakening 'aus unruhigen Träumen' to fin...

LH
Answered by Laura H. German tutor
3120 Views

Account for the success of the First Crusade.

[Note the dates of the First Crusade and its success] The First Crusade (1095-99) accomplished its stated aim of recapturing Jerusalem from its Muslim rulers in 1099, placing it, and considerable parts of...

SF
Answered by Samuel F. History tutor
6031 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning